tag:blogger.com,1999:blog-82216312094056943762024-03-12T16:26:44.312-07:00蛋奶清Malaysia Maker + 开箱达人Unknownnoreply@blogger.comBlogger43125tag:blogger.com,1999:blog-8221631209405694376.post-59364446132912102362019-07-12T05:39:00.000-07:002019-07-12T05:39:14.824-07:00DIY capacitive spot welder (电容电焊机)<div dir="ltr">
说来也很搞笑,做这个点焊机的目的是想要修另一个东西。</div>
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其实25颗10000uf 的电容不算强,薄片勉强还能焊,建议50颗以上</div>
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驱动开关是由14颗<a href="https://www.digchip.com/datasheets/parts/datasheet/456/P200NF03.php" target="_blank">P200NF03</a> mosfet组成,最高电流1680A。</div>
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时间控制是ATTINY85单片机,sdk程序是ArduinoSDK。篇了几种脉冲模式。最后我用三脉冲。各10ms。</div>
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就是这个手提吸尘机,用了三四年,内部的NiMH电池已经坏了。</div>
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本来想用焊枪直接焊上电池,不过总觉得还是有点危险才决定弄个点焊机来。</div>
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Ikea 的AA充电池永远是我最爱!!!</div>
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起死回生,又想新的一样。不过如果可以最好还是买锂电的,</div>
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比较耐。像这种一两年电池就七七八八要坏了</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-7131895571845326282019-05-12T08:20:00.001-07:002019-05-12T08:23:31.831-07:00博世电磨Bosch GRO 12V-35<div dir="ltr">
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这是一篇关于开箱的,主角是Bosch最新的电磨。其实我早有一个微型proskit电磨只是不好用也没扭力,本来打算买dremel后来发现Bosch也有出电磨。</div>
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应该是很新的电磨,网上几乎没什么详细资料,大致上他们说兼容dremel,注,dremel 和Bosch是同一家公司。lazada 博世官方是网上唯一有卖GRO 12V-35的, 淘宝也没看见。</div>
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货比三家,我去了一家位于pudu的店,结果又那么刚好老板也*刚*进了货只是还没上架,老板连价钱都不知道,还要打电话给供应商。。。哈哈。由于价钱比lazada便宜,就当场买下了。和其他tools不同这个是一年保家。</div>
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我开箱的目的不是为了外观,我觉得会有兴趣买Bosch电磨的人,应该是不满意现有的电磨而想要升级。如果有详细资料,那么大家就会心里有数。</div>
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<span style="text-align: start;">外形还蛮庞大,好像拿着小汽水瓶的感觉,打磨细腻的东西应该不方便。</span></div>
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官方砂轮片</div>
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配件就这么多</div>
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统一10.8v电源系统</div>
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7mm,但不知是否是M7应为我本身不用M7</div>
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官方配件是3.2mm夹心</div>
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锁帽是7mm内孔,</div>
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夹心是长18.2,底端直径4.3mm,开孔3.2mm。</div>
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最小应该能夹2.5mm吧。。。最好买适合的夹心吧。</div>
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空载震动还蛮大的,3档以上就觉得不是很舒服。虽然夹心是铝的但锁帽是钢铁的非常重,换上铝锁帽会好些。</div>
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切割速度和手感非常好。我用原装30mm砂轮片切割3mm 304不锈钢,六档,几乎5秒内切断。</div>
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和proskit 对比</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-91562210263431036682019-05-06T12:11:00.001-07:002019-05-06T12:14:13.990-07:00旧gopro改装超级电容<div dir="ltr">
家里有一个很旧的gopro,放着生灰尘。我想废物利用拿那个4k摄像头来当CCTV,再用我的旧DVR机进行记录。</div>
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只是有一个问题,gopro是锂电驱动的24/7长期开着有点危险,如果把电池拔掉它就无法开启。最后想到的方法是把锂电换成超级电容,*骗*它继续操作。</div>
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这是我的5.5V,4F超级电容。</div>
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拆了锂电池,把超级电容按到锂电保护板。按启动扭。。。不行,还是不能啊。。。</div>
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<a href="https://2.bp.blogspot.com/-HLJstWqfOeE/XNCD36D1tnI/AAAAAAADSdI/5IQUzUBAi-ki5boRHYQwzv-1Sm6W-JPUACKgBGAs/s1600/IMG_20190424_015035.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-HLJstWqfOeE/XNCD36D1tnI/AAAAAAADSdI/5IQUzUBAi-ki5boRHYQwzv-1Sm6W-JPUACKgBGAs/s320/IMG_20190424_015035.jpg" width="320"></a></div>
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后来发现gopro的充电系统很聪明。完全无电的电池(电容)是无法启动的。只好拿个充电器来充。</div>
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果然启动了 =)哈哈。</div>
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其实还有一个用途就是当无人机的CCD,无人机玩家应该明白我在说什么。</div>
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(src:<a href="https://www.pinterest.com/pin/194921490102083351/?lp=true">https://www.pinterest.com/pin/194921490102083351/?lp=true</a>)</div>
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看到两个摄像头吗?上面·gopro拿来记录飞行,下面CCD拿来First Persion View</div>
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为何不二和为一?gopro本身是可以像下面的CCD,输出AV讯号。然后再由无线模块发射到地面的VR头盔。而且·比那些700线800线的CCD清晰多了。</div>
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还可以sd卡录高清影片。同时少了电池的重量。一举两得啊。</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-16990452748170926312019-04-05T07:46:00.002-07:002019-04-05T07:46:34.521-07:00Polycarbonate,Print like a boss<div dir="ltr">
PC(polycarbonate)是超级冷门的材料,也是桌面打印机最高难度的材料,但是却是我们身边最普片的材料。CD ,太阳眼镜,光学镜,防弹玻璃,甚至是战斗机的顶盖,都是PC塑料做的。其特征就是高度透明,耐高温和坚韧。</div>
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<a href="http://4.bp.blogspot.com/-rjgj0YKtMnQ/XKdp_eu99zI/AAAAAAADP70/kVPiMbhz6NULTvuK8UU4t1UtBGPWSUAYgCK4BGAYYCw/s1600/IMG_20190126_222426.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-rjgj0YKtMnQ/XKdp_eu99zI/AAAAAAADP70/kVPiMbhz6NULTvuK8UU4t1UtBGPWSUAYgCK4BGAYYCw/s320/IMG_20190126_222426.jpg" width="240" /></a></div>
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为了掌握PC打印,我溶掉了一台打印机,弄坏了五个打印头,试了两种探热头,刷了无数次firmware。</div>
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<a href="http://1.bp.blogspot.com/-6YCy1lu8tRs/XKdqJNszmWI/AAAAAAADP78/fy3-VaS55Ok6AFYW2kdUuEOvz52l_gFQwCK4BGAYYCw/s1600/IMG_20190210_235444.jpg" imageanchor="1"><img border="0" height="240" src="https://1.bp.blogspot.com/-6YCy1lu8tRs/XKdqJNszmWI/AAAAAAADP78/fy3-VaS55Ok6AFYW2kdUuEOvz52l_gFQwCK4BGAYYCw/s320/IMG_20190210_235444.jpg" width="320" /></a></div>
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PC的难度是在于,打印温度比一般打印机高(320度),对四周温度,空气的流动非常敏感,热床的温度145度。所以打印机需要有一个密封,温热的环境下打印。</div>
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当融掉了一架DIY打印机后,我拿了之前的delta打印机来改造,它是全金属的,至少结构上耐热。</div>
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改造1:全金属打印头。<br />
一般打印机的打印头都内置铁氟龙,但320度的温度下,铁氟龙都融了。只有全金属打印头能耐超高温。</div>
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改造2:一条管直通的打印头<br />
通常打印头有三节都用螺丝锁紧,但在高温下,热胀冷缩原理,导致螺丝纹的缝隙更大,又无法用铁佛龙绷带来阻止塑料泄露。只好买了一管直通到底,无缝俩就无泄漏的打印头.</div>
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改造3:玻璃箱密封加反光铝箔<br />
要打造一个温热而且无气流的环境,我特地设计了一个玻璃外壳,内层再安上反射隔热铝层,确保温度不会流失太大。</div>
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改造4:热床双重隔热,电压提升,电线加粗。<br />
热床下面铺了两层隔热片,实际上还有一层是隔开电板和其他零件。一共三层。电压从12v升13.5v,换上超粗电线。确保热床能快速升温超过110c。现在热床135度没问题。</div>
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改造5:换掉探热电阻<br />
一般打印机打印温度都不超过300,为了能突破300c,一开始我用k型电偶(600c)但非常不稳定,我又换上能探550c的PT1000热敏电阻。后来有些小事故,差点烧掉打印机,应为firmware里PT1000最高只map到300度,结果不停加热到铝块都火红冒烟,我只好自己map到550度。</div>
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以下是PC打印路程,我是手动类的,市面上当然有高级打印机能轻松打印PC,只是价钱...</div>
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第一台实验机维修和改造</div>
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几乎拆完全部</div>
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<a href="http://3.bp.blogspot.com/-WSCSch0b_lk/XKdm5HmZ-ZI/AAAAAAADP38/ATNZY03KeIUEkm1jewRpu4-yVGRUxca8wCK4BGAYYCw/s1600/IMG_20190124_213546.jpg" imageanchor="1"><img border="0" height="320" src="https://3.bp.blogspot.com/-WSCSch0b_lk/XKdm5HmZ-ZI/AAAAAAADP38/ATNZY03KeIUEkm1jewRpu4-yVGRUxca8wCK4BGAYYCw/s320/IMG_20190124_213546.jpg" width="240" /></a></div>
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<a href="http://1.bp.blogspot.com/-tHQ3xBO0Tz8/XKdm5fT-siI/AAAAAAADP4A/4ddzEbMXt-A7mgmXMhMqWomiqEornfPKACK4BGAYYCw/s1600/IMG_20190124_183633.jpg" imageanchor="1"><img border="0" height="320" src="https://1.bp.blogspot.com/-tHQ3xBO0Tz8/XKdm5fT-siI/AAAAAAADP4A/4ddzEbMXt-A7mgmXMhMqWomiqEornfPKACK4BGAYYCw/s320/IMG_20190124_183633.jpg" width="240" /></a></div>
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<a href="http://3.bp.blogspot.com/-XBToazoch3I/XKdm5JHZz2I/AAAAAAADP3w/MlqRxSmVtdIUh0OLP5lAdimvWGmEn3zjQCK4BGAYYCw/s1600/IMG_20190123_201617.jpg" imageanchor="1"><img border="0" height="320" src="https://3.bp.blogspot.com/-XBToazoch3I/XKdm5JHZz2I/AAAAAAADP3w/MlqRxSmVtdIUh0OLP5lAdimvWGmEn3zjQCK4BGAYYCw/s320/IMG_20190123_201617.jpg" width="240" /></a></div>
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<a href="http://4.bp.blogspot.com/-TaBFgIx1nos/XKdm5EmSHDI/AAAAAAADP34/NtywYluPuEwx9rcne2vgi7eMyZKSOElzACK4BGAYYCw/s1600/IMG_20190123_113707.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-TaBFgIx1nos/XKdm5EmSHDI/AAAAAAADP34/NtywYluPuEwx9rcne2vgi7eMyZKSOElzACK4BGAYYCw/s320/IMG_20190123_113707.jpg" width="240" /></a></div>
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第一次打一PC,失败收场。blue painter tape 无法用。</div>
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<a href="http://2.bp.blogspot.com/-IitvnlduZAU/XKdnE6uBOOI/AAAAAAADP4I/le7V7F8EfIsfu1m5moyMeOURpgjb8DkZACK4BGAYYCw/s1600/IMG_20190126_230721.jpg" imageanchor="1"><img border="0" height="240" src="https://2.bp.blogspot.com/-IitvnlduZAU/XKdnE6uBOOI/AAAAAAADP4I/le7V7F8EfIsfu1m5moyMeOURpgjb8DkZACK4BGAYYCw/s320/IMG_20190126_230721.jpg" width="320" /></a></div>
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改PVC 胶+ABS juice</div>
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<a href="http://1.bp.blogspot.com/--MO1KSR5BgU/XKdnNmlNOwI/AAAAAAADP4k/A4kbbEO9V0oohrscEIecXVTrvscWlpUwgCK4BGAYYCw/s1600/IMG_20190127_191624700.jpg" imageanchor="1"><img border="0" height="320" src="https://1.bp.blogspot.com/--MO1KSR5BgU/XKdnNmlNOwI/AAAAAAADP4k/A4kbbEO9V0oohrscEIecXVTrvscWlpUwgCK4BGAYYCw/s320/IMG_20190127_191624700.jpg" width="240" /></a><a href="http://4.bp.blogspot.com/-NZ3j7qE_KEU/XKdnNmXA-4I/AAAAAAADP4g/gdey9pmPVfcn3xtmj5grZdwaXKC8Lc2EwCK4BGAYYCw/s1600/IMG_20190127_191558866_BURST000_COVER_TOP.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-NZ3j7qE_KEU/XKdnNmXA-4I/AAAAAAADP4g/gdey9pmPVfcn3xtmj5grZdwaXKC8Lc2EwCK4BGAYYCw/s320/IMG_20190127_191558866_BURST000_COVER_TOP.jpg" width="240" /></a></div>
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效果好多了</div>
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<a href="http://4.bp.blogspot.com/-56nmLsjikHc/XKdnOmXwisI/AAAAAAADP4s/aVaaiipzUccORWVuA4CsXgIoPp2XeDGuACK4BGAYYCw/s1600/IMG_20190127_202513.jpg" imageanchor="1"><img border="0" height="240" src="https://4.bp.blogspot.com/-56nmLsjikHc/XKdnOmXwisI/AAAAAAADP4s/aVaaiipzUccORWVuA4CsXgIoPp2XeDGuACK4BGAYYCw/s320/IMG_20190127_202513.jpg" width="320" /></a></div>
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<a href="http://3.bp.blogspot.com/-asCYDw3CZxc/XKdnYUBEzDI/AAAAAAADP48/cVOYFAd6B6cIv1G_AkOEWzbermjMkHvDQCK4BGAYYCw/s1600/IMG_20190129_171120.jpg" imageanchor="1"><img border="0" height="240" src="https://3.bp.blogspot.com/-asCYDw3CZxc/XKdnYUBEzDI/AAAAAAADP48/cVOYFAd6B6cIv1G_AkOEWzbermjMkHvDQCK4BGAYYCw/s320/IMG_20190129_171120.jpg" width="320" /></a></div>
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去Mr DIY买个,轻便的箱子(我知道很丑)</div>
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<a href="http://4.bp.blogspot.com/-_9tavFD2Eb0/XKdndN-ireI/AAAAAAADP5E/qFD7jh2-2Fs__27VrXhPS3CVCnRfc2f3QCK4BGAYYCw/s1600/IMG_20190211_000702.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-_9tavFD2Eb0/XKdndN-ireI/AAAAAAADP5E/qFD7jh2-2Fs__27VrXhPS3CVCnRfc2f3QCK4BGAYYCw/s320/IMG_20190211_000702.jpg" width="240" /></a></div>
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效果更好</div>
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<a href="http://2.bp.blogspot.com/-XqqPswpxrqg/XKdnehpqrFI/AAAAAAADP5Q/dTNc1Q2zLKMm1mX8909OQS4aRX_BXkQ0wCK4BGAYYCw/s1600/IMG_20190211_004656_1.jpg" imageanchor="1" style="clear: left; margin-bottom: 1em; margin-right: 1em; text-align: justify;"><img border="0" height="320" src="https://2.bp.blogspot.com/-XqqPswpxrqg/XKdnehpqrFI/AAAAAAADP5Q/dTNc1Q2zLKMm1mX8909OQS4aRX_BXkQ0wCK4BGAYYCw/s320/IMG_20190211_004656_1.jpg" width="240" /></a></div>
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<a href="http://1.bp.blogspot.com/-BV9Ux4suOO0/XKdnkJynzuI/AAAAAAADP5Y/od7DIVuctv4E-at-NcIx7f0zPQEeI_c3wCK4BGAYYCw/s1600/IMG_20190211_011310.jpg" imageanchor="1"><img border="0" height="240" src="https://1.bp.blogspot.com/-BV9Ux4suOO0/XKdnkJynzuI/AAAAAAADP5Y/od7DIVuctv4E-at-NcIx7f0zPQEeI_c3wCK4BGAYYCw/s320/IMG_20190211_011310.jpg" width="320" /></a></div>
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由于这机是用PLA塑料制作的,熔了。。。</div>
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<a href="http://1.bp.blogspot.com/-Gnp_uJSMako/XKdn50tgL8I/AAAAAAADP58/IJELt6m6tUU739QhkXCKzKK2nsdPknmTgCK4BGAYYCw/s1600/IMG_20190311_104744.jpg" imageanchor="1"><img border="0" height="320" src="https://1.bp.blogspot.com/-Gnp_uJSMako/XKdn50tgL8I/AAAAAAADP58/IJELt6m6tUU739QhkXCKzKK2nsdPknmTgCK4BGAYYCw/s320/IMG_20190311_104744.jpg" width="240" /></a></div>
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改造Delta打印机。先来个玻璃外壳,换上更好的零件,电线。。。等</div>
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<a href="http://1.bp.blogspot.com/-dac9ZE4fjaU/XKdoX3Uo1iI/AAAAAAADP6I/TI7KGKc_kFgvH7QsUvsX3JzFPrfRw0VvACK4BGAYYCw/s1600/IMG_20190227_220911.jpg" imageanchor="1"><img border="0" height="320" src="https://1.bp.blogspot.com/-dac9ZE4fjaU/XKdoX3Uo1iI/AAAAAAADP6I/TI7KGKc_kFgvH7QsUvsX3JzFPrfRw0VvACK4BGAYYCw/s320/IMG_20190227_220911.jpg" width="240" /></a></div>
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<a href="http://1.bp.blogspot.com/-ZJxeFnC5mC8/XKdoaCfHruI/AAAAAAADP6Q/i0Plf1UK4-oTvBsRtZFCyzTvOOVGUcjUwCK4BGAYYCw/s1600/IMG_20190308_174712.jpg" imageanchor="1"><img border="0" height="240" src="https://1.bp.blogspot.com/-ZJxeFnC5mC8/XKdoaCfHruI/AAAAAAADP6Q/i0Plf1UK4-oTvBsRtZFCyzTvOOVGUcjUwCK4BGAYYCw/s320/IMG_20190308_174712.jpg" width="320" /></a></div>
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<a href="http://2.bp.blogspot.com/-ZWNEy-_8HTI/XKdoeTc7sUI/AAAAAAADP6c/O08q6yODqbUNrH9pqX3gEGN3-NTHJV8rQCK4BGAYYCw/s1600/IMG_20190308_190704.jpg" imageanchor="1"><img border="0" height="320" src="https://2.bp.blogspot.com/-ZWNEy-_8HTI/XKdoeTc7sUI/AAAAAAADP6c/O08q6yODqbUNrH9pqX3gEGN3-NTHJV8rQCK4BGAYYCw/s320/IMG_20190308_190704.jpg" width="240" /></a></div>
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<a href="http://2.bp.blogspot.com/-f4fMb__z6mg/XKdojFpIqJI/AAAAAAADP6k/6pPchz4Fga0H1hf1r68JamHLBeCW_wFkgCK4BGAYYCw/s1600/IMG_20190308_191305.jpg" imageanchor="1"><img border="0" height="240" src="https://2.bp.blogspot.com/-f4fMb__z6mg/XKdojFpIqJI/AAAAAAADP6k/6pPchz4Fga0H1hf1r68JamHLBeCW_wFkgCK4BGAYYCw/s320/IMG_20190308_191305.jpg" width="320" /></a></div>
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Tuning 中,结果温度卡在300度,实际它还不停加热中(pt1000温度mapping问题)。</div>
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看到烟吗?</div>
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<a href="http://2.bp.blogspot.com/-j5njUwdbEiw/XKdoqGgoJlI/AAAAAAADP68/keQvyqj4YIslPmNyPvgPlmPyJJ54Ar8oACK4BGAYYCw/s1600/IMG_20190310_110854.jpg" imageanchor="1"><img border="0" height="320" src="https://2.bp.blogspot.com/-j5njUwdbEiw/XKdoqGgoJlI/AAAAAAADP68/keQvyqj4YIslPmNyPvgPlmPyJJ54Ar8oACK4BGAYYCw/s320/IMG_20190310_110854.jpg" width="240" /></a></div>
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喉管,铝块内的螺丝纹都熔了,还弄坏了好几个头。。。心痛。<br /><a href="http://3.bp.blogspot.com/-E_sXidrNADI/XKdon8hWZJI/AAAAAAADP6w/dplhqsXjQaExgN1bIQUH5OS-NfokTiCQgCK4BGAYYCw/s1600/IMG_20190314_222137.jpg" imageanchor="1"><img border="0" height="240" src="https://3.bp.blogspot.com/-E_sXidrNADI/XKdon8hWZJI/AAAAAAADP6w/dplhqsXjQaExgN1bIQUH5OS-NfokTiCQgCK4BGAYYCw/s320/IMG_20190314_222137.jpg" width="320" /></a></div>
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去玻璃店切了几片玻璃来。。。</div>
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<a href="http://4.bp.blogspot.com/-0voxUSCVhyE/XKdpAcTlhjI/AAAAAAADP7Q/PqcGXGXwv00HI16jlQbH-v0LoD-tVAOTgCK4BGAYYCw/s1600/IMG_20190309_191112.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-0voxUSCVhyE/XKdpAcTlhjI/AAAAAAADP7Q/PqcGXGXwv00HI16jlQbH-v0LoD-tVAOTgCK4BGAYYCw/s320/IMG_20190309_191112.jpg" width="240" /></a></div>
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再加上隔热层</div>
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<a href="http://2.bp.blogspot.com/-tM006CaaUlY/XKdpD9ZVBtI/AAAAAAADP7Y/-9twydDDMBsOhlDqiAcumnSmXPBr11nVgCK4BGAYYCw/s1600/IMG_20190316_132639.jpg" imageanchor="1"><img border="0" height="320" src="https://2.bp.blogspot.com/-tM006CaaUlY/XKdpD9ZVBtI/AAAAAAADP7Y/-9twydDDMBsOhlDqiAcumnSmXPBr11nVgCK4BGAYYCw/s320/IMG_20190316_132639.jpg" width="240" /></a></div>
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现在打印PC几乎是很简单的事</div>
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温度:305c,热床:135c,速度:60m/s</div>
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<a href="http://4.bp.blogspot.com/-967acOWLJaY/XKdpFZ0hFfI/AAAAAAADP7g/9UBvxI-DI24xs4emnv6IJRP1P5p7ssUEgCK4BGAYYCw/s1600/IMG_20190315_234709.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-967acOWLJaY/XKdpFZ0hFfI/AAAAAAADP7g/9UBvxI-DI24xs4emnv6IJRP1P5p7ssUEgCK4BGAYYCw/s320/IMG_20190315_234709.jpg" width="240" /></a></div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-87673033075134147862019-02-09T09:48:00.001-08:002019-02-09T09:52:35.627-08:00Dehydrator - 脱水机<div dir="ltr">
在潮湿的国家,3d打印耗材很容易吸收空气的水分而易脆,打印时会噼里啪啦气泡,就好象油锅倒了水。就算我用Tupperware 加干燥剂来储藏耗材,一段时间后还是会渐渐潮湿(干燥剂变红),对我来说是一种烦恼。</div>
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本来想到lazada买个食物脱水机来1物2用,不过想想太大了,用了我也不敢放食物。。。</div>
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就干脆来个简单的DIY。</div>
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到aeon买了一个便宜的塑料盒。</div>
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<a href="https://2.bp.blogspot.com/-FtSetqchnvQ/XF8Q_erIsUI/AAAAAAADHAQ/V8ni8DKZfck8d4dyLQSIHWE5nqDCw5zwwCKgBGAs/s1600/IMG_20190208_162825.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://2.bp.blogspot.com/-FtSetqchnvQ/XF8Q_erIsUI/AAAAAAADHAQ/V8ni8DKZfck8d4dyLQSIHWE5nqDCw5zwwCKgBGAs/s320/IMG_20190208_162825.jpg" width="240" /></a></div>
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温度数控早几年前买的,没什么用到就放一边。 </div>
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<a href="https://1.bp.blogspot.com/-W0j-j8C8LaQ/XF8RgBXRdEI/AAAAAAADHAk/NF9dgNRaUbsrz3ASREzCT7GZU6o2BcvFgCKgBGAs/s1600/IMG_20190209_110922.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1556" height="320" src="https://1.bp.blogspot.com/-W0j-j8C8LaQ/XF8RgBXRdEI/AAAAAAADHAk/NF9dgNRaUbsrz3ASREzCT7GZU6o2BcvFgCKgBGAs/s320/IMG_20190209_110922.jpg" width="310" /></a></div>
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加热板块和鼓风机是再循环的。</div>
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<a href="https://4.bp.blogspot.com/-5lMwRs_2PdU/XF8RuQjzcrI/AAAAAAADHAo/mkfU8QpVWHcqQqlHS5fvUQ_aYN_VqNghwCKgBGAs/s1600/IMG_20190208_162811.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://4.bp.blogspot.com/-5lMwRs_2PdU/XF8RuQjzcrI/AAAAAAADHAo/mkfU8QpVWHcqQqlHS5fvUQ_aYN_VqNghwCKgBGAs/s320/IMG_20190208_162811.jpg" width="240" /></a></div>
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概念很简单,一个温控的加热盒,里面高度流动的热空气让耗材内的水分加速离开而达到脱水效果。</div>
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<a href="https://4.bp.blogspot.com/-_vi7KxyHzzk/XF8SFsAL1hI/AAAAAAADHAw/QGKzjajWVYoLY7VdzE5fv0Wh57CMpSKAQCKgBGAs/s1600/IMG_20190208_162847.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://4.bp.blogspot.com/-_vi7KxyHzzk/XF8SFsAL1hI/AAAAAAADHAw/QGKzjajWVYoLY7VdzE5fv0Wh57CMpSKAQCKgBGAs/s320/IMG_20190208_162847.jpg" width="240" /></a></div>
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这所有东西弄起来还不到50令吉,只需一天(包括等胶水干)就弄好了。</div>
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效果不错,</div>
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<a href="https://4.bp.blogspot.com/--f8HpHLDIoU/XF8SFpB3d4I/AAAAAAADHAw/Y-zhytSUMG4-HYdEmNuGbdrW3qKW5QuTACKgBGAs/s1600/IMG_20190209_235603.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/--f8HpHLDIoU/XF8SFpB3d4I/AAAAAAADHAw/Y-zhytSUMG4-HYdEmNuGbdrW3qKW5QuTACKgBGAs/s320/IMG_20190209_235603.jpg" width="320" /></a></div>
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干燥剂都烘篮了。</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-84484892622399659722019-01-29T08:36:00.001-08:002019-01-29T10:32:40.317-08:00Euryhaline fish<div dir="ltr">
我们常听河里有鲨鱼,淡水鱼店卖魔鬼鱼,鲑鱼回到河川产卵,它们其实属于Euryhaline fish, 就是能同时活在淡水和咸水的鱼类。</div>
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这里有两种鲜为人知的鱼类也是属于这课,就是Guppy 和 Molly(孔雀鱼和玛丽)。</div><div dir="ltr"><br></div>
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这实验先用Molly,随便到鱼店找,rm3罢了。这应该是最便宜的海水algea eater吧?如果找Tang fish就要很贵了。。。</div>
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<a href="https://4.bp.blogspot.com/-1SIb4cTWA1M/XFB_ju0L3II/AAAAAAADFgU/l0aRm8NqD58cIVt7uMEVYJIEJ2sRxbyqQCKgBGAs/s1600/IMG_20190129_185232.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/-1SIb4cTWA1M/XFB_ju0L3II/AAAAAAADFgU/l0aRm8NqD58cIVt7uMEVYJIEJ2sRxbyqQCKgBGAs/s320/IMG_20190129_185232.jpg" width="320"></a></div>
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淡水转咸水的方法也很简单,就是要慢,拿一个空塑料罐,用针弄个细洞,大概两秒一滴。</div>
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<a href="https://1.bp.blogspot.com/-hzPuMNucky8/XFB_2JzWPwI/AAAAAAADFgc/RDN_wDlrMbEOaM3rLs2Bcx0JE92EX5naACKgBGAs/s1600/IMG_20190127_185707_1.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://1.bp.blogspot.com/-hzPuMNucky8/XFB_2JzWPwI/AAAAAAADFgc/RDN_wDlrMbEOaM3rLs2Bcx0JE92EX5naACKgBGAs/s320/IMG_20190127_185707_1.jpg" width="240"></a></div>
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sea salt</div>
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把海水放在罐里让它一滴一滴的滴进淡水的缸里。直到两边盐的浓度一致。我用了三天,有人45分,也有直接丢进海水缸。其实慢是为了不要stress鱼类。</div>
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<a href="https://1.bp.blogspot.com/-G9YgLfwFtio/XFB_s6W1JHI/AAAAAAADFgY/rBWvPgrmUFY9HgK8estWdRADYLpp45e_gCKgBGAs/s1600/IMG_20190127_190627.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://1.bp.blogspot.com/-G9YgLfwFtio/XFB_s6W1JHI/AAAAAAADFgY/rBWvPgrmUFY9HgK8estWdRADYLpp45e_gCKgBGAs/s320/IMG_20190127_190627.jpg" width="240"></a></div>
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还很健康,会寻找食物,吃饲料。</div>
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<a href="https://4.bp.blogspot.com/-4KFawvqp5Os/XFCABk87B4I/AAAAAAADFgg/qzymuw3cXp08wJeiXdwQWXCU-zzYJUxfgCKgBGAs/s1600/IMG_20190129_190341.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/-4KFawvqp5Os/XFCABk87B4I/AAAAAAADFgg/qzymuw3cXp08wJeiXdwQWXCU-zzYJUxfgCKgBGAs/s320/IMG_20190129_190341.jpg" width="320"></a></div>
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小丑鱼还比它凶, 希望其它鱼不会欺负它,也希望海葵不会拿它来当晚餐。。。</div>
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<iframe width="320" height="266" class="YOUTUBE-iframe-video" data-thumbnail-src="https://i.ytimg.com/vi/7w9FZZ7-x8Q/0.jpg" src="https://www.youtube.com/embed/7w9FZZ7-x8Q?feature=player_embedded" frameborder="0" allowfullscreen=""></iframe></div>
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----------------新年后,就try 孔雀鱼---------------</div>
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<a href="https://cache.reefbuilders.com/wp-content/blogs.dir/1/files/2014/07/10492519_10152446503087870_4377061816797588470_n-300x300.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="300" data-original-width="300" src="https://cache.reefbuilders.com/wp-content/blogs.dir/1/files/2014/07/10492519_10152446503087870_4377061816797588470_n-300x300.jpg"></a></div>
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(https://reefbuilders.com/tag/justin-credible/)</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-22870793390022247492019-01-04T12:41:00.000-08:002019-01-04T12:46:56.173-08:00Sebae anemone - 海葵<div dir="ltr">
这是2018写的,其实要追溯到好几个星期前,我去买海星,就看到了那颗海葵,只是问了店长后才得知这是4天前的新货。太新了怕买回来出问题就先等着。</div>
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starfish</div>
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又等了两个星期才回到店买,呼呼...还在啊。这时店长开出的价比两个星期前贵了10元。这是能了解的。通常一个好的鱼店会把新到的货放在隔离缸饲养一段时间,确保没病菌和健康后才开始售卖。有些店员会和你沟通,知道你的水质灯光,甚至警告你不适合饲养。</div>
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对于海葵我是菜鸟,而且我的缸不到6个月(建议12个月),是属于新缸。店长建议我调低鱼缸的温度到26度,每个星期喂食一次mysis shrimp。</div>
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开箱!</div>
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<a href="https://1.bp.blogspot.com/-8ro3KRHkkcM/XC-8dTUy15I/AAAAAAAC8oQ/raZvo3NYTPsuBYnNCf8bAWdB-06zal4zACKgBGAs/s1600/IMG_20181227_161959.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://1.bp.blogspot.com/-8ro3KRHkkcM/XC-8dTUy15I/AAAAAAAC8oQ/raZvo3NYTPsuBYnNCf8bAWdB-06zal4zACKgBGAs/s320/IMG_20181227_161959.jpg" width="240" /></a></div>
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挂在上面,打个小孔让我缸的水慢慢渗透进纸袋。</div>
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<a href="https://4.bp.blogspot.com/-XLSziah1QDM/XC-8dXXcY7I/AAAAAAAC8oQ/S2o-JsU006MyI2Jwhg9konzgb-zPJKo-QCKgBGAs/s1600/IMG_20181227_162737.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em; text-align: center;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://4.bp.blogspot.com/-XLSziah1QDM/XC-8dXXcY7I/AAAAAAAC8oQ/S2o-JsU006MyI2Jwhg9konzgb-zPJKo-QCKgBGAs/s320/IMG_20181227_162737.jpg" width="240" /></a></div>
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这是sebae anemone。</div>
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<a href="https://4.bp.blogspot.com/-6t1-ZITkRQE/XC-8dS-2DcI/AAAAAAAC8oQ/qDgjX0hWJB4_yyaY-nY6zTeKNX53CNyuACKgBGAs/s1600/IMG_20181227_162743.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em; text-align: center;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/-6t1-ZITkRQE/XC-8dS-2DcI/AAAAAAAC8oQ/qDgjX0hWJB4_yyaY-nY6zTeKNX53CNyuACKgBGAs/s320/IMG_20181227_162743.jpg" width="320" /></a></div>
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我的温度是28, 今天先set 27度,明天26度</div>
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一切都是要慢慢来,为了避免shock到其他生物。</div>
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<a href="http://4.bp.blogspot.com/-3aRVINC0w-w/XC_CwgW88wI/AAAAAAAC8tI/qy855A27FMQtC5m9YkNAExQfcMWK_leIACK4BGAYYCw/s1600/IMG_20181228_154654.jpg" imageanchor="1"><img border="0" height="240" src="https://4.bp.blogspot.com/-3aRVINC0w-w/XC_CwgW88wI/AAAAAAAC8tI/qy855A27FMQtC5m9YkNAExQfcMWK_leIACK4BGAYYCw/s320/IMG_20181228_154654.jpg" width="320" /></a></div>
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我是超担心的,海葵是属于advance level的挑战,对灯光水质要求很高(被review吓很多回)。不过信心还是有的啦,这期间我的缸加了很多东西算是满稳定的,下篇才谈。</div>
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由于怕灯光不强,海葵难以光合作用来补充养料,所以我每天都喂食它半块mysis shrimp。</div>
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<a href="http://3.bp.blogspot.com/-uS1qsqVGQ8M/XC_AG2dix5I/AAAAAAAC8sA/0Bp45Si9_7YQMzZl8Wl9LiwWUG84c7JOQCK4BGAYYCw/s1600/IMG_20181228_230540.jpg" imageanchor="1"><img border="0" height="240" src="https://3.bp.blogspot.com/-uS1qsqVGQ8M/XC_AG2dix5I/AAAAAAAC8sA/0Bp45Si9_7YQMzZl8Wl9LiwWUG84c7JOQCK4BGAYYCw/s320/IMG_20181228_230540.jpg" width="320" /></a></div>
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<a href="https://2.bp.blogspot.com/-9iPfvgAFt54/XC-8dcnXxhI/AAAAAAAC8oQ/O0Lj06Qa84c3XKiVRdrsiZG19L6bgaviACKgBGAs/s1600/IMG_20181231_220641_1.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em; text-align: center;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-9iPfvgAFt54/XC-8dcnXxhI/AAAAAAAC8oQ/O0Lj06Qa84c3XKiVRdrsiZG19L6bgaviACKgBGAs/s320/IMG_20181231_220641_1.jpg" width="320" /></a></div>
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这几天观察下来,海葵几乎没什变白,颜色好像更巧克力了。变白是海葵体内的共生藻死亡,如果颜色加深就代表共生藻增加。也没看到触须往上升。。。灯光应该够吧?</div>
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<a href="http://3.bp.blogspot.com/-P0NJsqvO-0Q/XC--pj4vaXI/AAAAAAAC8rg/NyqS6XS4c1QKtOewmlZ4m6BNethxvWxHACK4BGAYYCw/s1600/IMG_20181228_085152.jpg" imageanchor="1"><img border="0" height="240" src="https://3.bp.blogspot.com/-P0NJsqvO-0Q/XC--pj4vaXI/AAAAAAAC8rg/NyqS6XS4c1QKtOewmlZ4m6BNethxvWxHACK4BGAYYCw/s320/IMG_20181228_085152.jpg" width="320" /></a><br />
before<br />
<a href="http://2.bp.blogspot.com/-ilRXdqmeynw/XC--p9AdPpI/AAAAAAAC8ro/QVQB0KdvUN0jmjrkyi0YkkG-ASGbXK2PQCK4BGAYYCw/s1600/IMG_20190105_040146.jpg" imageanchor="1"><img border="0" height="320" src="https://2.bp.blogspot.com/-ilRXdqmeynw/XC--p9AdPpI/AAAAAAAC8ro/QVQB0KdvUN0jmjrkyi0YkkG-ASGbXK2PQCK4BGAYYCw/s320/IMG_20190105_040146.jpg" width="240" /></a></div>
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after, 感觉好像深色了,灯光?</div>
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并不是很放心,问了forum的人,看他们如何回答。。。</div>
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还有海葵的口并没有扩张,如果口开大大就代表要死了。</div>
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<a href="https://2.bp.blogspot.com/-9Ah3bukVaZM/XC-_fptn52I/AAAAAAAC8r0/rbeSoOyJpeIMwlXepgeskGnVQvpDVoF0QCLcBGAs/s1600/dying%2Bsebae%2Banem.JPG" imageanchor="1" style="clear: left; float: left; margin-bottom: 1em; margin-right: 1em;"><img border="0" data-original-height="225" data-original-width="300" src="https://2.bp.blogspot.com/-9Ah3bukVaZM/XC-_fptn52I/AAAAAAAC8r0/rbeSoOyJpeIMwlXepgeskGnVQvpDVoF0QCLcBGAs/s1600/dying%2Bsebae%2Banem.JPG" /></a></div>
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变透明,开嘴,要死了。。。RIP (<a href="http://www.wetwebmedia.com/sebaeandisf2.htm" target="_blank">src</a>)</div>
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海葵会在缸里四处爬行。本来在沙上面的现在附到了石头上。</div>
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<a href="http://4.bp.blogspot.com/-pTWm4aHBIEk/XC_A3QlpfpI/AAAAAAAC8sg/yOtz7v99TKIItFdglodr2P1jCqcjv2OTgCK4BGAYYCw/s1600/IMG_20181230_193100.jpg" imageanchor="1"><img border="0" height="240" src="https://4.bp.blogspot.com/-pTWm4aHBIEk/XC_A3QlpfpI/AAAAAAAC8sg/yOtz7v99TKIItFdglodr2P1jCqcjv2OTgCK4BGAYYCw/s320/IMG_20181230_193100.jpg" width="320" /></a></div>
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最重要是我的小瓜和我又学到新东西啦。</div>
Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-83862968328406699492018-12-19T10:17:00.003-08:002018-12-19T10:21:43.380-08:00孵化Sea Monkey<div dir="ltr">
我用sea monkey,我看没人不知道,如果我说artemia 或<a href="https://en.wikipedia.org/wiki/Brine_shrimp" target="_blank">brine shrimp</a>应该没人认识。其实brine shrimp(丰年虾)是一个普片出现在世界各地盐湖的甲壳动物,也是zooplankton成员之一。</div>
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<a href="https://upload.wikimedia.org/wikipedia/commons/6/6a/Artemia_parthenogenetica_(Salinas_de_A%C3%B1ana).jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="567" data-original-width="720" height="252" src="https://upload.wikimedia.org/wikipedia/commons/6/6a/Artemia_parthenogenetica_(Salinas_de_A%C3%B1ana).jpg" width="320" /></a></div>
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对小孩来讲是生物教学玩具,对养鱼的人它是食物,对我来讲是增加浮游生物,把它养在水草内,清除杂物。</div>
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其实我特地写他的原因是它太特别了,丰年虾的卵有很特别的休眠状态我们称为<a href="https://en.wikipedia.org/wiki/Cryptobiosis" target="_blank">cyst</a>,可以在极度恶劣环境些生存,所以我们可以吹干*打包*来卖。</div>
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卖家建议冷藏,由于11.11物流太慢,卵还是有两个星期处在室温。</div>
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收到后第一时间问卖家如何冷藏,应为冰箱本身有不同的compartmen,温度也不一样,卖家回答说冰箱哪里最冷就往那边放。。。<br />
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我其实还是半信半疑,最冷是-13到-18度,不会冻死吗。只是听到卖家很啰嗦,有自信的说不会死!(最后wiki了以后原来丰年虾卵可耐-190度)</div>
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我这篇是第二次孵化,证明了零下冰冻保存的卵是能孵化的。由于卖家态度好,我也决定公开连接 <a href="https://m.tb.cn/h.3pPjpKt?sm=3b07dd" target="_blank">SELLER LINK</a></div>
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只是运往海外需要海关报敏感货物,最好是申报为鱼饲料。</div>
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<span style="text-align: start;">至于如何孵化,卖家送了很多孵化用的配件我都没用,我是直接拿缸里的海水,加上卵和打气放在jar里孵化。同时用小米USB灯照着半天。</span></div>
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<span style="text-align: start;">大概24小时后你就会看到小小的白点在那边蠕动着。没解冻就丢进水里孵化就要加长时间。卖家建议先解冻几个小时才孵化。</span></div>
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<span style="text-align: start;">很神奇吧,只是我一丢进鱼缸,我的鱼就会发狂的狂吃它。</span></div>
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第二次孵化我直接灌进水草内。。。我再也没看到它了。</div>
Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-36853813436410585582018-12-16T10:54:00.002-08:002018-12-19T10:37:19.254-08:00Asus Lyra AC2200 mesh wifi<div dir="ltr">
长期以来都被WiFi困扰,做过了很多实验,就算用了两台router也无法解决,因为拿着手机在家里走来走去它不会自动切换到最强的WiFi,到头来还是一样弱。有时候用repeater也会lag,wall plug会当机。。。可见的我是很ngiao的人,我对上网的标准是plug and forget。</div>
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已经绝望到想要用大功效网桥往自己家里打,就在这时有一位朋友在FB show了华硕的Lyra mesh router。开始对mesh有些兴趣就研究了起来,最后决定买Asus的Lyra,不是最好的,只能排第二,最好的是netgear orbi不过太贵啦,至于其他牌子就差一节。当然Asus Lyra 里还有三个版本,AC2200, Trio 和mini。最强当然是Trio,不过也只强那么一小节罢了。</div>
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<span style="text-align: start;">So。。。已经用了快一个星期,效果比预期好,超满意的。</span></div>
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有什么好?</div>
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1) 在家里走来走去,就算走到外面都是满线。<br>
2)Router会对较弱的讯号自动断开,也就是说你会自动跳到最好的node。看着YouTube走来走去从不断线,无需靠手机来“跳到最好的wifi”(不是所有的device有这样的功能)。也没注意到disconnect - reconnect的现象。<br>
3)最烂最便宜的WiFi dongle竟然变得很快。怀疑是接收或发射都少了干扰。以前两格讯号在房里开YouTube常掉线,现在那些长长的90db天线,什么signal king WiFi接收器,都丢掉吧!<br>
4)物联网模块不再发热,这个很神奇,可能是讯号强了,不需要很大的发射效率。<br>
5)每个node有两个lan port,用起来就像一个大switch。现在我一个node接unifi gateway,一个node接电视机,一个node接printer,它们都在不同房间。<br>
6)统一管理,不再分几个router,智能系统不再分Router A 或 B来连接。<br>
7)随便放,只要有电源就可以了。<br>
8)能连接Alexa/ifttt,可以hey Google turn off WiFi,turn on guest WiFi,也可以连接其他的智能系统,比如说某手机连上网就喂鱼,或你讨厌的亲戚(要login过你WiFi先)来找你就自动关掉门铃😂。<br>
9)DLNA看video拉time bar,不再等video loading。<br>
10)四核处理器,用起来好顺。。。<br>
11)build in antivirus,虽然不知有什么用,就当多一层安心吧。</div><div dir="ltr">12) 连接上网好快,以前物联网模块需要好几秒来连接,现在没到两秒就连上了。。。</div>
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坏处当然也有一些</div>
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1)发热大,<br>
2)体积也不小。<br>
3)12V 电源是小头(不是5.5mm)不能随便到lowyat买个12v power adapter。<br>
4)没有VoIP功能,对我来说hypptv和VoIP是垃圾,打手提就好了啦。<br>
5)只有一个guest WiFi,而且是2.4GHz。<br>
6)没有USB,不能弄网盘。</div>
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<span style="text-align: start;">至于值不值得,就见仁见智,很多朋友都反对,他们觉得不是大屋子,不需要mesh。我个人觉得WiFi不好带来的困扰,还有长期花费在没效率的network device 不如来个实实在在的,而且我家现在已经有30多个live device connection,未来可能提升到40个。需要更强的系统。</span></div>
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这笔钱算是花的值得。而且很多新加波人在公寓用,谁说一定要独立式洋房才能mesh。</div>
Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-48665652973603659752018-12-12T20:02:00.003-08:002018-12-14T23:53:56.570-08:00iLonda喂食器-物联网的悲剧<div dir="ltr">
iLonda喂食器 是WiFi智能喂食器,有能力远程遥控喂食,甚至能和Alexa,Google home,ifttt等物联平台进行连接。</div>
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<a href="https://3.bp.blogspot.com/-d3fk1Rdt1Bw/XBHXcXFdR7I/AAAAAAAC54Q/YvIkaJwY1LshXbPcbZG4aPD4U7R1McQxwCKgBGAs/s1600/IMG_20181210_125105.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://3.bp.blogspot.com/-d3fk1Rdt1Bw/XBHXcXFdR7I/AAAAAAAC54Q/YvIkaJwY1LshXbPcbZG4aPD4U7R1McQxwCKgBGAs/s320/IMG_20181210_125105.jpg" width="240" /></a></div>
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我本来是抱着玩玩的心态弄了一个回来,以为可以“hey Google, feed my fish”结果无法和Google home 连接(link fail)。。。有点失望。</div>
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大家都是做IT的都明白,当第三方的API有更动,你就要修改你的系统,背后需要强大的团队才能时时刻刻赶上步伐。要买物联系统就要看它的后台。就不说那么多,我已经通知ilonda客服,希望他们能修复问题。</div>
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其实喂食器无需奇奇怪怪的功能,只需要能设定喂食时间就够好了。</div>
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不过iLonda喂食器的大小刚刚好,我还是很喜欢。</div>
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-----------几天后------------</div>
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还是有一点luck,在IFTTT看了半天后,看到一个很熟悉的icon,能连接IFTTT!(Google home app 里也是一样叫SmartLife),产品不叫iLonda而叫SmartLife ,和说明书完全不一样啊。终于可以叫Google Home “hey Google, feed my fish”</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-40453733721178361532018-12-07T07:25:00.001-08:002018-12-07T07:25:37.862-08:00Star Polyps coral<div dir="ltr">
我的mushroom开始恢复之前的状态让我放心很多。</div>
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<a href="https://2.bp.blogspot.com/-NGJD4CsVRBQ/XAqPYxmhLtI/AAAAAAAC5XI/sZNlSHYqKsUon9MRpApJekwZ0Lg9tZWLACKgBGAs/s1600/IMG_20181206_211032.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-NGJD4CsVRBQ/XAqPYxmhLtI/AAAAAAAC5XI/sZNlSHYqKsUon9MRpApJekwZ0Lg9tZWLACKgBGAs/s320/IMG_20181206_211032.jpg" width="320" /></a></div>
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这几天看到fb有玩家想要出售家里的珊瑚价钱看起来OK。就和他约了COD。</div>
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很多人会想,他应该不想养了才出让吧?其实是他的珊瑚越长越多才出让的。</div>
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现在的珊瑚有些是coral farm来的,虽然99.99%的人类都在积极摧毁海洋,但还有小部分正在一步一步掌握养殖珊瑚和海鱼的技术。有些摧毁都是非间接的,我常说驾车去槟城排出来的CO可以毁灭篮球场大小的堡礁听起来并不过分。</div>
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Star polyps也是属于超容易养的珊瑚,搞不好满缸都长满。。。就是那么一小块。买了两块,他还送一根egle eye coral。</div>
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在放入鱼缸前,要检测我们水质的差别以减低冲击。</div>
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<a href="https://2.bp.blogspot.com/-Wyv2fTSxpc4/XAqQUqJEeWI/AAAAAAAC5Xg/15pVj5GK_acF2fmcGaBd6ePjhBLGPp4QACKgBGAs/s1600/IMG_20181207_161835.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://2.bp.blogspot.com/-Wyv2fTSxpc4/XAqQUqJEeWI/AAAAAAAC5Xg/15pVj5GK_acF2fmcGaBd6ePjhBLGPp4QACKgBGAs/s320/IMG_20181207_161835.jpg" width="240" /></a></div>
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这块看起来OK。</div>
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<a href="https://2.bp.blogspot.com/-pMTH5BlgatM/XAqPjyXrCqI/AAAAAAAC5XM/l0_4OGj6CUAr5M5GCpUiAtrezNpKLAW5QCKgBGAs/s1600/IMG_20181207_214607.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-pMTH5BlgatM/XAqPjyXrCqI/AAAAAAAC5XM/l0_4OGj6CUAr5M5GCpUiAtrezNpKLAW5QCKgBGAs/s320/IMG_20181207_214607.jpg" width="320" /></a></div>
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这块看起来被shock了,</div>
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<a href="https://3.bp.blogspot.com/-eDd3dmIB1bw/XAqPt_zwR3I/AAAAAAAC5XQ/8GrWrZ06nVk-0lzZul8WGfi2UdV2y6DnACKgBGAs/s1600/IMG_20181207_224304.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://3.bp.blogspot.com/-eDd3dmIB1bw/XAqPt_zwR3I/AAAAAAAC5XQ/8GrWrZ06nVk-0lzZul8WGfi2UdV2y6DnACKgBGAs/s320/IMG_20181207_224304.jpg" width="320" /></a></div>
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<span style="text-align: start;">可能带回来时两块面对面压在一起,毒性比较强的赢了。</span></div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-91873817333412192142018-12-05T15:48:00.000-08:002018-12-05T15:48:16.911-08:00Overdose kalkwasser😢<br />
第一次大灾难!读错指示书,导致200%超标的kalkwasser导入了鱼缸。<br />
先来解释kalkwasser是什么,简单讲就是“石灰水” (lime water)。功能是维持水的碱性度。<br />
kalkwasser比sodium bicarbonate(烹饪用的)多了一个好处是还能维持水中的钙质。<br />
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<iframe width="320" height="266" class="YOUTUBE-iframe-video" data-thumbnail-src="https://i.ytimg.com/vi/KSsdxuWY0T8/0.jpg" src="https://www.youtube.com/embed/KSsdxuWY0T8?feature=player_embedded" frameborder="0" allowfullscreen></iframe></div>
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前一晚灌了超标的kalkwasser过后,第二天就看到珊瑚比平时缩了80%,已经觉得很不对路,马上对水质进行检测。pH=9,kH=22心都凉了,我还用口尝了水,竟然是苦的。<br />
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pH就不用我解释了,但kH是什么?kH=carbonate hardness, 比如说我的水碱度是pH8.4, 倒入一些酸性物质后,逻辑上pH应该少过8.4对吗?但如果kH高的水,pH是不会变的。<br />
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这次因该要来一个紧急换水,不过储备的水只能换30%。终于pH低于9一点, kH=15了。<br />
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第二天再来第二次30%换水,kH少过10,pH介于8.4多一些。。。总算安全了。<br />
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第三天,经过那么巨大的shock,珊瑚已经不再全开,希望能挨过这次的灾难,只能怪自己笨笨笨。。。x1000次。Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-77726113882960551072018-12-01T11:25:00.000-08:002018-12-03T12:04:57.332-08:00Mushroom Coral<div dir="ltr">
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<span style="background-color: #444444;">两个月就开始第一颗珊瑚可能快了些,不过我有信心啦。</span><br />
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<span style="background-color: #444444;">终于决定来“一朵”mushroom coral,实验性养养看,它也算是比较便宜的珊瑚,一朵rm45。</span></div>
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<span style="background-color: #444444;">mushroom coral 是海缸界里的beginners coral,是属于容易养的种类。大致上对于水质有较高的包容。中或微的蓝光就可养殖。</span></div>
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<span style="background-color: #444444;">Care Level: Easy </span></div>
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<span style="background-color: #444444;">Lighting Requirements: Low to moderate (PAR 80-250) </span></div>
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<span style="background-color: #444444;">Water Flow: Low to moderate </span></div>
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<span style="background-color: #444444;">Aggressiveness: Semi-aggressive </span></div>
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<span style="background-color: #444444;">Range: Indo-Pacific </span></div>
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<span style="background-color: #444444;">Family: Actinodiscidae / Discosomatidae </span></div>
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<span style="background-color: #444444;">途中还有一点插曲,在那颗石头上发现一朵<i style="font-family: sans-serif; font-size: 14px;">Aiptasia</i>,还没机会拍照我就用热烙枪把它给消灭了(烫熟),因为它是海缸内最可怕的生物之一。就算到现在我都还是担心它“没烤熟”的肉碎会重新长出孢子。</span><br />
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<a href="https://upload.wikimedia.org/wikipedia/commons/7/70/Aiptasia_anemone.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><span style="background-color: #444444; color: black;"><img border="0" data-original-height="600" data-original-width="800" height="240" src="https://upload.wikimedia.org/wikipedia/commons/7/70/Aiptasia_anemone.jpg" width="320" /></span></a></div>
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<a href="https://en.wikipedia.org/wiki/Aiptasia" target="_blank"><span style="background-color: #444444; color: black;">wiki</span></a></div>
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<span style="background-color: #444444;"><i style="font-family: sans-serif; font-size: 14px;">Aiptasia</i>其实是一种较强毒性的海葵,海葵珊瑚都有毒性,但<i style="font-family: sans-serif; font-size: 14px;">Aiptasia</i>攻击性和繁殖力超强,一不留神整缸都是它,几年前我傻傻地,买了些live rock看到上面有几颗“生物”感觉很高兴。结果不久就一个变两个,两个变几百个小小的。要有效杀它就要把石头搬出来淋热水或晒干。当然方法很多但未必见效。我几乎和它战了一年。。。</span></div>
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<span style="background-color: #444444;">-第二天-</span></div>
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<span style="background-color: #444444;">珊瑚开始盛开,不像第一天那样缩成一团。这都正常的。这种现象会维持几天。</span><br />
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<span style="background-color: #444444;">不过图中的珊瑚有微微翘起,代表我灯的光比鱼店的弱。其实第一天为了不要shock到珊瑚,特地调弱了30%.</span><br />
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<span style="background-color: #444444;">珊瑚睡觉是缩成一团的。</span><br />
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<span style="background-color: #444444;">同时把鱼缸灯写入物联功能</span></div>
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<span style="background-color: #444444;">-第三天-</span></div>
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<span style="background-color: #444444;">昨晚把光线增加15%,现在珊瑚看起来比较relax咯。</span><br />
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<span style="background-color: #444444;">-第五天-</span></div>
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<span style="background-color: #444444;">灯拒绝启动!wifi问题导致系统一直处在等待和关闭中·。只好把物联功能丢掉。</span></div>
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<span style="background-color: #444444;">写一个·简单的,连接到wifi,从NTP server取得时间,然后依据时间调配光线。</span></div>
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<span style="background-color: #444444;">如果无法连接wifi系统还有一个后备时钟,自行调配光线。</span></div>
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<span style="background-color: #444444;">今天有点缩,灯的时间乱了套。希望明天会好一点。</span></div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-68920282924473420532018-11-28T11:10:00.001-08:002018-12-02T02:38:31.939-08:00Chaetomorpha - 硬毛藻<div dir="ltr">
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Chaetomorpha 硬毛藻,只能说它是一个超级有效的营养海绵,当然水质催化剂也有功劳啦。 </div>
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好处#1</div>
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在短短的几个星期,鱼缸的氨-硝-磷以经到零,只有微量硝NO2,暂时没看到上下不稳的状况。我是过度喂食我的鱼缸(小孩喜欢乱按喂食器),但水质还是很稳。如果是以前,鱼缸早就藻类满满。</div>
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好处#2</div>
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由于硬毛藻的灯是和主灯相反,它们形成了一个互相吸取二氧化碳的连环抠。大家都知道二氧化碳是属于酸性的,长时间留在缸里会让水质变酸。现在的组合让pH下降的很慢。省了很多时间加入pH缓冲剂。<br />
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好处#3</div>
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<a href="http://www.aquariumfiltersetup.com/aquarium-microfauna/" target="_blank">Microfauna </a>- 浮游生物的温床,开始看到一大堆copepods在水草内爬来爬去,浮游生物种类越多越好,比如说copepods会吃掉一些像cyno,dino,diatom。。。等不好的藻类。自然界能平衡就是一物克一物。下一轮我会把丰年虾(<a href="https://en.wikipedia.org/wiki/Brine_shrimp" target="_blank">Artemia </a>a.k.a sea monkey)的卵放在这里孵化,就让他们变成毛藻的居民吧。</div>
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好处#4</div>
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如果丰年虾能养殖在硬毛藻里,鱼的食物就能源源不绝。尤其是最挑食的dragonet。</div>
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我是主张少换水,少喂食,一切自然平衡,以前养了两年半的tangs我是从来没喂过。</div>
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<iframe allowfullscreen="" class="YOUTUBE-iframe-video" data-thumbnail-src="https://i.ytimg.com/vi/Q2_3la-aOxo/0.jpg" frameborder="0" height="266" src="https://www.youtube.com/embed/Q2_3la-aOxo?feature=player_embedded" width="320"></iframe></div>
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<span style="text-align: start;">dragonet - 由于难养,价钱不贵。</span></div>
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坏处#1</div>
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其他藻类暂时没出现,diatoms微量出现,可能营养大量被硬毛藻吸走了,其他藻类难于生存。当然这也有一个问题,养料太低的缸不适合珊瑚。你要把珊瑚当作动物和植物的共生体来想啊。。。</div>
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坏处#2</div>
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硬毛藻长得很快,现在已经超过200%了,有些鱼会吃,但对消化不好。每几个星期要丢一次。。。</div>
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好处还是蛮多的,这里早有人对硬毛藻做了实验。值得一看。</div>
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至于什么光线最有效,这part我做对了-植物成长LED</div>
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现在我把原本三瓦的led加强到九瓦。</div>
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9瓦火力开跑第一天!</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-92120834127763030442018-11-18T04:32:00.000-08:002018-11-18T04:32:04.742-08:00珊瑚缸 v2<div dir="ltr">
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等着新缸到来先构思石头的摆设</div>
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<a href="http://1.bp.blogspot.com/-5CB4dPs3Ypk/W-8Rbn9FIuI/AAAAAAAC3PU/3TKB80CtQwcVK1gx6zy20aiGrrZTEolrQCK4BGAYYCw/s1600/IMG_20181030_185148.jpg" imageanchor="1"><img border="0" height="240" src="https://1.bp.blogspot.com/-5CB4dPs3Ypk/W-8Rbn9FIuI/AAAAAAAC3PU/3TKB80CtQwcVK1gx6zy20aiGrrZTEolrQCK4BGAYYCw/s320/IMG_20181030_185148.jpg" width="320" /></a></div>
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这次只有death rock</div>
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<a href="http://4.bp.blogspot.com/-1Q1tmCbLN3Y/W-8RbWcha1I/AAAAAAAC3PE/I5aN7T70qMsci2edP8H_W5p-X9I-Cw3AQCK4BGAYYCw/s1600/IMG_20181030_185155.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-1Q1tmCbLN3Y/W-8RbWcha1I/AAAAAAAC3PE/I5aN7T70qMsci2edP8H_W5p-X9I-Cw3AQCK4BGAYYCw/s320/IMG_20181030_185155.jpg" width="240" /></a></div>
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用国产的poxy,</div>
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<a href="http://4.bp.blogspot.com/-AbbtBzXtKWI/W-8RbV2p2lI/AAAAAAAC3PQ/OHxD6Sn8fDM-DHm8arDfXZlofqXtUPhjgCK4BGAYYCw/s1600/IMG_20181030_191507.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-AbbtBzXtKWI/W-8RbV2p2lI/AAAAAAAC3PQ/OHxD6Sn8fDM-DHm8arDfXZlofqXtUPhjgCK4BGAYYCw/s320/IMG_20181030_191507.jpg" width="240" /></a></div>
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<a href="http://2.bp.blogspot.com/-dU4HEkOebvE/W-8RbjjeVDI/AAAAAAAC3PY/AGQTFdVqoOIJ2PM2dCUFBwGkR0_W8nrbwCK4BGAYYCw/s1600/IMG_20181030_193517.jpg" imageanchor="1"><img border="0" height="320" src="https://2.bp.blogspot.com/-dU4HEkOebvE/W-8RbjjeVDI/AAAAAAAC3PY/AGQTFdVqoOIJ2PM2dCUFBwGkR0_W8nrbwCK4BGAYYCw/s320/IMG_20181030_193517.jpg" width="240" /></a></div>
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我写信给他们关于有无毒素,而他们建议我等到硬(cure)了才放进鱼缸。</div>
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由于不急,所以我还泡了几天水。</div>
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等待。。。</div>
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再等待。。。</div>
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<a href="http://1.bp.blogspot.com/-TbeGJTaodFY/W-8SswhwbbI/AAAAAAAC3Q8/1w8hHQwkj8YhuWmGiD4QT1xAoTSoFOKvgCK4BGAYYCw/s1600/IMG_20181103_131651.jpg" imageanchor="1"><img border="0" height="240" src="https://1.bp.blogspot.com/-TbeGJTaodFY/W-8SswhwbbI/AAAAAAAC3Q8/1w8hHQwkj8YhuWmGiD4QT1xAoTSoFOKvgCK4BGAYYCw/s320/IMG_20181103_131651.jpg" width="320" /></a></div>
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总算拿到了,不错比想象好。</div>
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<a href="http://3.bp.blogspot.com/-QgnkmQqvzi8/W-8Sm9hWm4I/AAAAAAAC3Q0/Tf3xzr5UPCcHEUmzeDxVsEqYq1kPfw_SwCK4BGAYYCw/s1600/IMG_20181103_142757.jpg" imageanchor="1"><img border="0" height="320" src="https://3.bp.blogspot.com/-QgnkmQqvzi8/W-8Sm9hWm4I/AAAAAAAC3Q0/Tf3xzr5UPCcHEUmzeDxVsEqYq1kPfw_SwCK4BGAYYCw/s320/IMG_20181103_142757.jpg" width="240" /></a></div>
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这缸打算放在地上,小孩容易喂食,</div>
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还有一半海盐,真的用不完</div>
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<a href="http://1.bp.blogspot.com/-1GC-K-DdqCc/W-8SUnzlcAI/AAAAAAAC3Qo/IOiIi-f_ZIk8ucR1ZtUdLht2BrHVKt6WQCK4BGAYYCw/s1600/IMG_20181103_195732.jpg" imageanchor="1"><img border="0" height="320" src="https://1.bp.blogspot.com/-1GC-K-DdqCc/W-8SUnzlcAI/AAAAAAAC3Qo/IOiIi-f_ZIk8ucR1ZtUdLht2BrHVKt6WQCK4BGAYYCw/s320/IMG_20181103_195732.jpg" width="240" /></a></div>
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先用激光测量水里的折射, 看来需要加聚光透镜</div>
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<a href="http://3.bp.blogspot.com/-nkRNDrlg988/W-8Ro91yZsI/AAAAAAAC3QE/ec16_p4EzR8Nx-QTSLZHS9Pebd8Juec_QCK4BGAYYCw/s1600/IMG_20181105_214114.jpg" imageanchor="1"><img border="0" height="240" src="https://3.bp.blogspot.com/-nkRNDrlg988/W-8Ro91yZsI/AAAAAAAC3QE/ec16_p4EzR8Nx-QTSLZHS9Pebd8Juec_QCK4BGAYYCw/s320/IMG_20181105_214114.jpg" width="320" /></a></div>
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60度聚光透镜</div>
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<a href="http://3.bp.blogspot.com/-ApR5-Q56ORc/W-8RocqYlRI/AAAAAAAC3Ps/6dMkrbnyIJoZGMvKnoHUKN_llihvppgIwCK4BGAYYCw/s1600/IMG_20181107_021404.jpg" imageanchor="1"><img border="0" height="240" src="https://3.bp.blogspot.com/-ApR5-Q56ORc/W-8RocqYlRI/AAAAAAAC3Ps/6dMkrbnyIJoZGMvKnoHUKN_llihvppgIwCK4BGAYYCw/s320/IMG_20181107_021404.jpg" width="320" /></a></div>
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打印几个L脚</div>
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<a href="http://4.bp.blogspot.com/-iHg4p2njYbA/W-8TGgYM8YI/AAAAAAAC3RM/6eCO-lBJiTA38_9oYgNkhUg8y9fynPqawCK4BGAYYCw/s1600/IMG_20181108_103700.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-iHg4p2njYbA/W-8TGgYM8YI/AAAAAAAC3RM/6eCO-lBJiTA38_9oYgNkhUg8y9fynPqawCK4BGAYYCw/s320/IMG_20181108_103700.jpg" width="240" /></a></div>
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准备按上ikea板下方</div>
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<a href="http://2.bp.blogspot.com/-ZxxI_sLWO68/W-8TKpM6-JI/AAAAAAAC3RU/hbpuocIm_j84KaHAuOL-Yq3SC45fwCXrgCK4BGAYYCw/s1600/IMG_20181108_115547.jpg" imageanchor="1"><img border="0" height="320" src="https://2.bp.blogspot.com/-ZxxI_sLWO68/W-8TKpM6-JI/AAAAAAAC3RU/hbpuocIm_j84KaHAuOL-Yq3SC45fwCXrgCK4BGAYYCw/s320/IMG_20181108_115547.jpg" width="240" /></a></div>
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混合光线,测试不同模式</div>
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<a href="http://4.bp.blogspot.com/-trS9i06xvj0/W-8TnHCeSPI/AAAAAAAC3Rs/IpWtFov3nNw4If0hsbIn1SI9dOyXmCBsACK4BGAYYCw/s1600/IMG_20181108_115555.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-trS9i06xvj0/W-8TnHCeSPI/AAAAAAAC3Rs/IpWtFov3nNw4If0hsbIn1SI9dOyXmCBsACK4BGAYYCw/s320/IMG_20181108_115555.jpg" width="240" /></a></div>
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蓝光组</div>
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<a href="http://3.bp.blogspot.com/-uZ_NUMGmJ-w/W-8TnDpxy_I/AAAAAAAC3Rw/v8ZSUxiclQQJsf8h6IjhOsUCJOOzxDaKQCK4BGAYYCw/s1600/IMG_20181108_115557.jpg" imageanchor="1"><img border="0" height="320" src="https://3.bp.blogspot.com/-uZ_NUMGmJ-w/W-8TnDpxy_I/AAAAAAAC3Rw/v8ZSUxiclQQJsf8h6IjhOsUCJOOzxDaKQCK4BGAYYCw/s320/IMG_20181108_115557.jpg" width="240" /></a></div>
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白光组</div>
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<a href="http://4.bp.blogspot.com/-qXAw6ti5_-I/W-8T8OLazEI/AAAAAAAC3SE/wFzS2VfMSG4KS9AhsZVgqhqXje0xSslVwCK4BGAYYCw/s1600/IMG_20181108_115614.jpg" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-qXAw6ti5_-I/W-8T8OLazEI/AAAAAAAC3SE/wFzS2VfMSG4KS9AhsZVgqhqXje0xSslVwCK4BGAYYCw/s320/IMG_20181108_115614.jpg" width="240" /></a></div>
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白+UV</div>
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<a href="http://2.bp.blogspot.com/-ieI8lxUlQsU/W-8U-1bxwuI/AAAAAAAC3S0/w1sR263gm7kZ5VQTxxAvD463rKYLPH9tQCK4BGAYYCw/s1600/IMG_20181104_170233.jpg" imageanchor="1"><img border="0" height="240" src="https://2.bp.blogspot.com/-ieI8lxUlQsU/W-8U-1bxwuI/AAAAAAAC3S0/w1sR263gm7kZ5VQTxxAvD463rKYLPH9tQCK4BGAYYCw/s320/IMG_20181104_170233.jpg" width="320" /></a></div>
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开始要养水了。</div>
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由于是新缸,所以需要培养硝化菌。</div>
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上面这两瓶是催化剂,加快水质的硝化菌。</div>
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当然也可以“丢一块死虾”进去来培养硝化菌。</div>
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<a href="http://2.bp.blogspot.com/-kOCAl66DEGM/W-8U_itCrvI/AAAAAAAC3S8/D6bGyXNZ6TwO1sDf8eT4pT5zMgaCi9-fQCK4BGAYYCw/s1600/IMG_20181104_170255.jpg" imageanchor="1"><img border="0" height="320" src="https://2.bp.blogspot.com/-kOCAl66DEGM/W-8U_itCrvI/AAAAAAAC3S8/D6bGyXNZ6TwO1sDf8eT4pT5zMgaCi9-fQCK4BGAYYCw/s320/IMG_20181104_170255.jpg" width="240" /></a></div>
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实验性买了chito microalgae,用来消化额外的养料。</div>
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我打算不要用蛋白分离器和reactor,这两样是很贵的器材。</div>
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希望会成功(鱼店老板应该很不爽)</div>
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<a href="http://4.bp.blogspot.com/-Te89t3v_2s4/W_FNq7oRV-I/AAAAAAAC3Yw/wfi7dk_8UtQXe8dyDnhBsiu_rwYEfUhVwCK4BGAYYCw/s1600/IMG_1176.JPG" imageanchor="1"><img border="0" height="320" src="https://4.bp.blogspot.com/-Te89t3v_2s4/W_FNq7oRV-I/AAAAAAAC3Yw/wfi7dk_8UtQXe8dyDnhBsiu_rwYEfUhVwCK4BGAYYCw/s320/IMG_1176.JPG" width="240" /></a></div>
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reactor</div>
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<a href="http://4.bp.blogspot.com/-DOFt9VM1Xno/W_FNrFV8LII/AAAAAAAC3Y0/p58Arx_7F0QJS46aYfTaZVX-yvWYxtNKQCK4BGAYYCw/s1600/ps.jpg" imageanchor="1"><img border="0" src="https://4.bp.blogspot.com/-DOFt9VM1Xno/W_FNrFV8LII/AAAAAAAC3Y0/p58Arx_7F0QJS46aYfTaZVX-yvWYxtNKQCK4BGAYYCw/s400/ps.jpg" /></a></div>
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蛋白分离器/protein skimmer</div>
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所以我的计划是鱼缸背后养水草和净水石(bio block)</div>
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未来可能再弄个<a href="https://youtu.be/27SsDhBN8NE?t=172" target="_blank">algae scrubber</a></div>
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<a href="http://4.bp.blogspot.com/-K-7RFYRNYUA/W-8UJUchaeI/AAAAAAAC3SU/Y20CcCFaWx8Hyay8k1p6R5R2dZtSsHHOACK4BGAYYCw/s1600/IMG_20181107_113242.jpg" imageanchor="1"><img border="0" height="240" src="https://4.bp.blogspot.com/-K-7RFYRNYUA/W-8UJUchaeI/AAAAAAAC3SU/Y20CcCFaWx8Hyay8k1p6R5R2dZtSsHHOACK4BGAYYCw/s320/IMG_20181107_113242.jpg" width="320" /></a></div>
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水草的养殖就靠这3W的植物灯</div>
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黑帮戏里常有一个房间种着一些植物。。就是这种灯啦哈哈</div>
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为何是粉色那是应为植物不需要青色,所以反射青色,我们就看到植物是青的。</div>
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光合作用是蓝和红,这两种光加起来就大概呈现粉色。</div>
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植物灯打开时间是18个小时,和观赏灯是相反的,</div>
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好处是晚上它能继续提供氧气,同时减少二氧化碳,二氧化碳减少也代表酸性减少。</div>
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海鱼对酸性很明感PH8.1-8.4,不像淡水鱼那么宽PH5.5-7.5.</div>
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继续等。。。</div>
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再等两个星期。。。</div>
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实际上是接近0.5 mg/l危险水平,还不适合</div>
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水质还是不够好</div>
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不过还是可以弄些starter fish,生存力强的海鱼来加快硝化菌培养。</div>
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上面就买了三条<a href="https://en.wikipedia.org/wiki/Damselfish" target="_blank">damsel</a> ,一种攻击力和生命力蛮强的鱼类。</div>
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snorkeling 常看到的鱼类。</div>
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只是养鱼罢了,暂时用小灯</div>
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好快,<span style="background-color: white; font-family: "Work Sans", Arial, sans-serif; font-size: 17px; letter-spacing: -0.1px;">brown diatoms来了,</span></div>
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<span style="background-color: white; font-family: "Work Sans", Arial, sans-serif; font-size: 17px; letter-spacing: -0.1px;">不过是正常的,新缸或用自来水都是这样的。</span></div>
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水质当然好多了,那些amonia/nitrates都变<span style="background-color: white; font-family: "Work Sans", Arial, sans-serif; font-size: 17px; letter-spacing: -0.1px;">brown diatoms的食物了。。。。</span></div>
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竟然比买来时大了接近一倍。。。够力。</div>
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看来需要弄个algea scrubber liao,一种藻类繁殖牧场,看下面YouTube</div>
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https://youtu.be/6-bVHGaZH5o?t=215</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-78988933455798521652018-10-30T03:12:00.000-07:002018-11-05T03:05:24.160-08:00珊瑚缸控制系统:part1<br>
最后,还是下手了,两个星期前到鱼店订了自己设计的缸。也不是什么复杂的设计,16x16x24寸26加仑的高缸,内置back filter,简单的一体设计。<div><br></div><div>等着新缸的到来的同时,先开始设计整个海水缸的控制系统。Part1先弄灯。淘宝买的零件也到了, 可以直接开工。<br>
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<a href="https://4.bp.blogspot.com/-v_LkA77VPuA/W9gt2-J1YrI/AAAAAAAC1CA/Wk-JLOGr6ZQHz-bb262mjRJLyX-dT5h1wCLcBGAs/s1600/IMG_20181022_160929.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/-v_LkA77VPuA/W9gt2-J1YrI/AAAAAAAC1CA/Wk-JLOGr6ZQHz-bb262mjRJLyX-dT5h1wCLcBGAs/s320/IMG_20181022_160929.jpg" width="320"></a></div>
3瓦 RGB的电板,当然我并不是拿来装RGB LED。RGB三组电路我各自按上UV系列,蓝光系列和白光系列。这样我就可以随意控制各组的亮度。最高瓦数是108瓦,不过我估计只用30-50瓦。</div><div><br>
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<a href="https://1.bp.blogspot.com/-ykvSQbV2NWQ/W9gt2-HYkgI/AAAAAAAC1B8/19EvKpmRbIcKTSnUhrEVm9F4WwPPIrNFgCLcBGAs/s1600/IMG_20181022_161453.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://1.bp.blogspot.com/-ykvSQbV2NWQ/W9gt2-HYkgI/AAAAAAAC1B8/19EvKpmRbIcKTSnUhrEVm9F4WwPPIrNFgCLcBGAs/s320/IMG_20181022_161453.jpg" width="240"></a></div><div class="separator" style="clear: both; text-align: center;">这次弄了很多光谱的LED来。</div><div class="separator" style="clear: both; text-align: center;">三组LED的功能都不同。</div><div class="separator" style="clear: both; text-align: center;">1)UV-提色用,浅海珊瑚需要稍许UV来增加鲜艳。</div><div class="separator" style="clear: both; text-align: center;">2)光合辐射-就是蓝光,促进成长和光合作用</div><div class="separator" style="clear: both; text-align: center;">3)白光/暖白-观赏和综合蓝光。</div><div class="separator" style="clear: both; text-align: center;"><br></div><div class="separator" style="clear: both; text-align: center;">你会发觉我没用红光,虽然市场上有很多产品都加入少许的红光,目的是让珊瑚察觉水深,因为红光渗透力不深,能接触红光就代表处在浅水区域,但如果单要珊瑚成长蓝光还是最好的。</div><div class="separator" style="clear: both; text-align: center;">https://www.advancedaquarist.com/blog/red-light-negatively-affects-health-of-stony-coral<br></div><div class="separator" style="clear: both; text-align: center;">就算以后要加入红光,也可以轻易在旁边加入另一个灯组。</div>
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<a href="https://2.bp.blogspot.com/-yVjBWNIp4Bg/W9gt3ij4mcI/AAAAAAAC1CE/Qj_USuyN19wR17OVBlPsnU-dqsxQeUgkwCLcBGAs/s1600/IMG_20181022_193239.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-yVjBWNIp4Bg/W9gt3ij4mcI/AAAAAAAC1CE/Qj_USuyN19wR17OVBlPsnU-dqsxQeUgkwCLcBGAs/s320/IMG_20181022_193239.jpg" width="320"></a></div><div class="separator" style="clear: both; text-align: center;">第一份稿,先由石头摆设决定LED的位置。</div>
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<a href="https://3.bp.blogspot.com/-tkbrx98bCQo/W9gt36u5G7I/AAAAAAAC1CM/HBOEV2eV_UUpRzznzoZye56Jf6rfgG92QCLcBGAs/s1600/IMG_20181022_193253.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://3.bp.blogspot.com/-tkbrx98bCQo/W9gt36u5G7I/AAAAAAAC1CM/HBOEV2eV_UUpRzznzoZye56Jf6rfgG92QCLcBGAs/s320/IMG_20181022_193253.jpg" width="320"></a></div>
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LED光谱的选定,当然蓝光还是最重要的,接下来是白光。</div>
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<a href="https://2.bp.blogspot.com/-JBq4gFNqZdk/W9gt2lbZv5I/AAAAAAAC1B4/4z0uAAxzwoAGupjoePRxfmVvsH07QhrQACLcBGAs/s1600/IMG_20181022_193228.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-JBq4gFNqZdk/W9gt2lbZv5I/AAAAAAAC1B4/4z0uAAxzwoAGupjoePRxfmVvsH07QhrQACLcBGAs/s320/IMG_20181022_193228.jpg" width="320"></a></div>
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<a href="https://1.bp.blogspot.com/-dMtVCq9r5vE/W9gt4ew3OMI/AAAAAAAC1CU/9kH3Nh5568kGYu6AQzfsLTTcK_Sk9_6TQCLcBGAs/s1600/IMG_20181022_212645.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://1.bp.blogspot.com/-dMtVCq9r5vE/W9gt4ew3OMI/AAAAAAAC1CU/9kH3Nh5568kGYu6AQzfsLTTcK_Sk9_6TQCLcBGAs/s320/IMG_20181022_212645.jpg" width="320"></a></div>
按图接上LED<br>
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<a href="https://2.bp.blogspot.com/-wbxTfp3OxaU/W9gt5COik4I/AAAAAAAC1CY/X_ATl32l4J4KIjttq4g3WIR0DZ_E41TzwCLcBGAs/s1600/IMG_20181022_212719.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-wbxTfp3OxaU/W9gt5COik4I/AAAAAAAC1CY/X_ATl32l4J4KIjttq4g3WIR0DZ_E41TzwCLcBGAs/s320/IMG_20181022_212719.jpg" width="320"></a></div>
测试蓝光组,死!发觉到这板是12LED一串。也就是说需要36-42V来启动。。。 (淘吧卖家没标明)<br>
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<a href="https://3.bp.blogspot.com/-_vDEU79x9JY/W9gt5vIUs2I/AAAAAAAC1Cc/3uHv8qXh2tou1cY6WJVf9HjqlPuMEq4ngCLcBGAs/s1600/IMG_20181023_233601.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://3.bp.blogspot.com/-_vDEU79x9JY/W9gt5vIUs2I/AAAAAAAC1Cc/3uHv8qXh2tou1cY6WJVf9HjqlPuMEq4ngCLcBGAs/s320/IMG_20181023_233601.jpg" width="240"></a></div><div class="separator" style="clear: both; text-align: center;">接下来就是控制器,由于开发板(microprocessor)只有9个可用的pin。。。就3个控制LED,1个红外线输入,1个喂食器,1个散热风扇,3个doser,doser该叫蠕动泵,是拿来控制化学液体的输出(以前需要人工倒入很麻烦)。</div>
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<a href="https://1.bp.blogspot.com/-QGrjkOQSB14/W9gt56_T_dI/AAAAAAAC1Cg/OgyrBYboEBMBS97lDP9j27jO9j6tnQIeQCLcBGAs/s1600/IMG_20181023_233729.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://1.bp.blogspot.com/-QGrjkOQSB14/W9gt56_T_dI/AAAAAAAC1Cg/OgyrBYboEBMBS97lDP9j27jO9j6tnQIeQCLcBGAs/s320/IMG_20181023_233729.jpg" width="320"></a></div>
实际上电路蛮简单的<br>
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<a href="https://3.bp.blogspot.com/-2aBe9MKm128/W9gt54sOA-I/AAAAAAAC1Ck/eai7z4e8Phc9RjJJSx2sI9YK-SGb8gjjwCLcBGAs/s1600/IMG_20181024_220654.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://3.bp.blogspot.com/-2aBe9MKm128/W9gt54sOA-I/AAAAAAAC1Ck/eai7z4e8Phc9RjJJSx2sI9YK-SGb8gjjwCLcBGAs/s320/IMG_20181024_220654.jpg" width="240"></a></div><div class="separator" style="clear: both; text-align: center;">开始制作</div>
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<a href="https://4.bp.blogspot.com/-fTBb84Wzn6E/W9gt6gHIJzI/AAAAAAAC1Co/c9lEuhFCLKEApjYwWGIBiTLToV6LZku6gCLcBGAs/s1600/IMG_20181025_000908.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/-fTBb84Wzn6E/W9gt6gHIJzI/AAAAAAAC1Co/c9lEuhFCLKEApjYwWGIBiTLToV6LZku6gCLcBGAs/s320/IMG_20181025_000908.jpg" width="320"></a></div>
这是有WiFi物联能力的开发板,只是暂时只support基本功能。等有时间再添加功能。</div><div><br>
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<a href="https://1.bp.blogspot.com/-Kkr-3HE6pJY/W9gt6_3Fb0I/AAAAAAAC1Cs/ZdsMj_rj1l4lEERIirPIwFcxic8ttsgnACLcBGAs/s1600/IMG_20181030_104830.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://1.bp.blogspot.com/-Kkr-3HE6pJY/W9gt6_3Fb0I/AAAAAAAC1Cs/ZdsMj_rj1l4lEERIirPIwFcxic8ttsgnACLcBGAs/s320/IMG_20181030_104830.jpg" width="320"></a></div>
dry run,让它长时间开着。<br>
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<a href="https://3.bp.blogspot.com/-h4FjxP5Idaw/W9gt7KPM_WI/AAAAAAAC1Cw/2usO1oc8OSglfTVPSFKOBO3DCr4woYu4QCLcBGAs/s1600/IMG_20181030_104905.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://3.bp.blogspot.com/-h4FjxP5Idaw/W9gt7KPM_WI/AAAAAAAC1Cw/2usO1oc8OSglfTVPSFKOBO3DCr4woYu4QCLcBGAs/s320/IMG_20181030_104905.jpg" width="320"></a></div>
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<a href="https://4.bp.blogspot.com/-ass0XLZF2hw/W9gt7itz5XI/AAAAAAAC1C0/NmYnwUTvFPM4W_xqIzaNjoogewbv3McwACLcBGAs/s1600/IMG_20181030_104910.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/-ass0XLZF2hw/W9gt7itz5XI/AAAAAAAC1C0/NmYnwUTvFPM4W_xqIzaNjoogewbv3McwACLcBGAs/s320/IMG_20181030_104910.jpg" width="320"></a></div>
本身没有42V power supply,只好弄两个升压器,把12V 升到21V,串联起来就有42V。</div><div>当然控制系统是12V的,灯光的电路支援100V以下。<br>
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<a href="https://3.bp.blogspot.com/-SsDABmFskvk/W9gt7tdgbzI/AAAAAAAC1C4/UgQu9iYmF3Aj69ziI8T0iV4Ne-Vd3dJ8gCLcBGAs/s1600/IMG_20181030_173852.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://3.bp.blogspot.com/-SsDABmFskvk/W9gt7tdgbzI/AAAAAAAC1C4/UgQu9iYmF3Aj69ziI8T0iV4Ne-Vd3dJ8gCLcBGAs/s320/IMG_20181030_173852.jpg" width="240"></a></div><div class="separator" style="clear: both; text-align: center;">跑了4个小时温度非常理想,</div>
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<a href="https://2.bp.blogspot.com/-fOuIP-2Q8EU/W9gt8IgJcuI/AAAAAAAC1C8/yUSgQEHguRo5F1e-qB3TWVkJSn9lwD3MACLcBGAs/s1600/IMG_20181030_173928.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://2.bp.blogspot.com/-fOuIP-2Q8EU/W9gt8IgJcuI/AAAAAAAC1C8/yUSgQEHguRo5F1e-qB3TWVkJSn9lwD3MACLcBGAs/s320/IMG_20181030_173928.jpg" width="240"></a></div>
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<a href="https://4.bp.blogspot.com/-8R6YMPfCgj4/W9gt8-562eI/AAAAAAAC1DA/qaE9t82rkPIXyVRnAuD_zotvWseJjJBAgCLcBGAs/s1600/IMG_20181030_173943.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://4.bp.blogspot.com/-8R6YMPfCgj4/W9gt8-562eI/AAAAAAAC1DA/qaE9t82rkPIXyVRnAuD_zotvWseJjJBAgCLcBGAs/s320/IMG_20181030_173943.jpg" width="240"></a></div>
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<a href="https://4.bp.blogspot.com/-33r8NLmpx1Q/W9gt842-FZI/AAAAAAAC1DE/3WvyR76w2HAZhDbDHKTHCeVZyvIPoSoWgCLcBGAs/s1600/IMG_20181030_174349.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://4.bp.blogspot.com/-33r8NLmpx1Q/W9gt842-FZI/AAAAAAAC1DE/3WvyR76w2HAZhDbDHKTHCeVZyvIPoSoWgCLcBGAs/s320/IMG_20181030_174349.jpg" width="240"></a></div><div class="separator" style="clear: both; text-align: center;">噪音是OK的</div>
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<a href="https://3.bp.blogspot.com/-desQ9ycTh1k/W9gt8_5aAsI/AAAAAAAC1DI/0YOdkKfPmKUAmicLKYZG-YwkmAdFvUa5gCLcBGAs/s1600/IMG_20181030_174512.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://3.bp.blogspot.com/-desQ9ycTh1k/W9gt8_5aAsI/AAAAAAAC1DI/0YOdkKfPmKUAmicLKYZG-YwkmAdFvUa5gCLcBGAs/s320/IMG_20181030_174512.jpg" width="320"></a></div>
就这样开几天等着。。。</div>Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-85635424029874589492018-10-19T12:10:00.002-07:002018-10-19T12:10:40.919-07:00珊瑚灯V2<div dir="ltr">
真的是粗心大意,竟然弄烧了LED. </div>
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里面的LED还用热溶胶给粘到死死。</div>
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没法只好重做。。。</div>
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<a href="https://3.bp.blogspot.com/-UXtiiYIh2ds/W8or9jmSI_I/AAAAAAACyis/h9qpB63y_zEZF7zzKhBmHmpQQjngiwiGwCLcBGAs/s1600/IMG_20181006_193345.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="899" data-original-width="674" height="320" src="https://3.bp.blogspot.com/-UXtiiYIh2ds/W8or9jmSI_I/AAAAAAACyis/h9qpB63y_zEZF7zzKhBmHmpQQjngiwiGwCLcBGAs/s320/IMG_20181006_193345.jpg" width="239" /></a></div>
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这次加了风扇,散热孔,调压模块,改了灯盒,现在可以用螺丝锁上。</div>
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<a href="https://3.bp.blogspot.com/-IekwucLpCU8/W8osGJl0ZRI/AAAAAAACyiw/hvQKhV4_DDs79eY_E4PsK7SIHuQqnoKbgCLcBGAs/s1600/IMG_20181011_221604.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="972" data-original-width="1296" height="240" src="https://3.bp.blogspot.com/-IekwucLpCU8/W8osGJl0ZRI/AAAAAAACyiw/hvQKhV4_DDs79eY_E4PsK7SIHuQqnoKbgCLcBGAs/s320/IMG_20181011_221604.jpg" width="320" /></a></div>
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已经跑了好几天,看来没问题。</div>
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有兴趣朋友可以到这里下载3d打印文件</div>
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<a href="https://www.thingiverse.com/thing:3149312" target="_blank">https://www.thingiverse.com/thing:3149312</a></div>
Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-40060261529649577922018-10-17T11:45:00.000-07:002018-10-17T11:51:39.066-07:00ABS 打印材料<div dir="ltr">
要知道PLA和ABS到底是什么,<a href="https://www.zhihu.com/question/51024850" target="_blank">click here</a>. </div>
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<a href="https://cdn.store-assets.com/s/190911/i/3815549.jpeg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="265" data-original-width="350" height="242" src="https://cdn.store-assets.com/s/190911/i/3815549.jpeg" width="320" /></a></div>
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简单解释就是我们家水pipe的塑料。</div>
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我曾经对我朋友说,为何那么辛苦用ABS 打印东西,他回了一句,PLA遇到太阳会软化。他是摩托车爱好者,打印的配件都曝晒在烈日和暴雨下, 我则是室内prototype用。</div>
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到底ABS可恶在哪里?其实是它的热胀冷缩在3%, 3d打印是一层一层叠上去,当上面那一层的温度有反差就会导致收缩往上扯,整个打印物件无法紧贴打印机,</div>
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<a href="https://i.imgur.com/PvRyeAb.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="450" data-original-width="800" height="180" src="https://i.imgur.com/PvRyeAb.jpg" width="320" /></a></div>
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(picture <a href="https://shop.prusa3d.com/forum/others-archive--f66/prusa-abs-warping-on-mk3-using-slic3r-prusa-settin-t14925.html" target="_blank">src</a>)</div>
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然后打印机还在继续操作就会是超级大灾难。</div>
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<a href="https://tobuya3dprinter.com/wp-content/uploads/2018/03/5795690693_3b69ab8658_b-1024x765.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="598" data-original-width="800" height="239" src="https://tobuya3dprinter.com/wp-content/uploads/2018/03/5795690693_3b69ab8658_b-1024x765.jpg" width="320" /></a></div>
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(picture <a href="https://tobuya3dprinter.com/3d-printer-troubleshooting-solutions/" target="_blank">src</a>)</div>
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PLA的热胀冷缩是1%,几乎是没什难度。</div>
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其实大家都明白,解决方案就是打印机的打印床需要加热,也就是说让底层的温度和上层差别不要太大。几乎全部3d打印机都有加热床,但为何还要头痛呢?</div>
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我个人就不喜欢加热,原因如下:<br />
1)等一个10-20分钟来加热有点无聊。<br />
2)超级耗电,用电量几乎是一倍。<br />
3)房间很热,有烧焦塑胶的臭。<br />
4)就算有热床,你也未必能达到理想温度。</div>
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不过我朋友立场也对,ABS 是个很好的材料。对于环境抗衡,湿度抗衡,坚韧度,弹性都远远比PLA好。这也发起了我的重新再挑战ABS。</div>
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首先是把我的打印机改成双电压。打印头用12V,热床用14V。</div>
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<a href="https://1.bp.blogspot.com/-yVTL_PlGkHw/W8d_4dmhX2I/AAAAAAACyMw/6LATYEZ8nMk8hjH7cONK1deANgfS6eq6QCLcBGAs/s1600/IMG_20181010_173726.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="972" data-original-width="1296" height="240" src="https://1.bp.blogspot.com/-yVTL_PlGkHw/W8d_4dmhX2I/AAAAAAACyMw/6LATYEZ8nMk8hjH7cONK1deANgfS6eq6QCLcBGAs/s320/IMG_20181010_173726.jpg" width="320" /></a></div>
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这几乎把加热时间拉低了30%, 然后热床底部用隔热膜个粘上减少温度流失。这也提升了20%加热速度。最后把所有风扇吹向热床的口都给封上,温度更加稳定。。。</div>
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再加上用simplify3D的软件处理,打印素质大大提升,速度更快。</div>
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<a href="https://4.bp.blogspot.com/-Pjt5wIV7Q5E/W8eAPBUHEhI/AAAAAAACyM4/flMU1IdnVqUXNcZyl4xcLIzCRDrdnFv8ACLcBGAs/s1600/IMG_20181012_154807.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="899" data-original-width="1199" height="239" src="https://4.bp.blogspot.com/-Pjt5wIV7Q5E/W8eAPBUHEhI/AAAAAAACyM4/flMU1IdnVqUXNcZyl4xcLIzCRDrdnFv8ACLcBGAs/s320/IMG_20181012_154807.jpg" width="320" /></a></div>
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现在打印ABS和打印PLA一样简单。</div>
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<a href="https://3.bp.blogspot.com/-bkfKoJ27GPY/W8eAaJjJJoI/AAAAAAACyNA/DmO217SkUrkIoww7CVP0gr5mM2NiGo4jwCLcBGAs/s1600/IMG_20181012_172452.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="899" data-original-width="674" height="320" src="https://3.bp.blogspot.com/-bkfKoJ27GPY/W8eAaJjJJoI/AAAAAAACyNA/DmO217SkUrkIoww7CVP0gr5mM2NiGo4jwCLcBGAs/s320/IMG_20181012_172452.jpg" width="239" /></a></div>
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这是我用夜光ABS打印出来的BJD人偶 (click here for <a href="https://www.thingiverse.com/thing:3069869" target="_blank">3D file</a>),</div>
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<a href="https://1.bp.blogspot.com/-fb5Nmgo47W0/W8eAaNIhtBI/AAAAAAACyM8/doGEdn2mJcsOYZScTf6jaBiFgio-FeuFACLcBGAs/s1600/IMG_20181013_223242.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="899" data-original-width="674" height="320" src="https://1.bp.blogspot.com/-fb5Nmgo47W0/W8eAaNIhtBI/AAAAAAACyM8/doGEdn2mJcsOYZScTf6jaBiFgio-FeuFACLcBGAs/s320/IMG_20181013_223242.jpg" width="239" /></a></div>
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<a href="https://1.bp.blogspot.com/-loE8_opppPk/W8eAaQXx2cI/AAAAAAACyNE/ibQPpzk_A_gVHo0ui55-7Rszk40Z_F-fACLcBGAs/s1600/IMG_20181013_223251.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="899" data-original-width="1199" height="239" src="https://1.bp.blogspot.com/-loE8_opppPk/W8eAaQXx2cI/AAAAAAACyNE/ibQPpzk_A_gVHo0ui55-7Rszk40Z_F-fACLcBGAs/s320/IMG_20181013_223251.jpg" width="320" /></a></div>
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<a href="https://2.bp.blogspot.com/-JrQNeQGwTgU/W8eAbNA7MMI/AAAAAAACyNI/_XLEGRxZlpoEmOHrvTKVzRJ37Y9tAbI5wCLcBGAs/s1600/IMG_20181013_223311.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="899" data-original-width="674" height="320" src="https://2.bp.blogspot.com/-JrQNeQGwTgU/W8eAbNA7MMI/AAAAAAACyNI/_XLEGRxZlpoEmOHrvTKVzRJ37Y9tAbI5wCLcBGAs/s320/IMG_20181013_223311.jpg" width="239" /></a></div>
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<a href="https://2.bp.blogspot.com/-GaKM-uWo0Lg/W8eAbgtMy_I/AAAAAAACyNM/kIeuJen8yYUX2ShGGkwS13__jDlyfRl7gCLcBGAs/s1600/IMG_20181013_223626.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="899" data-original-width="674" height="320" src="https://2.bp.blogspot.com/-GaKM-uWo0Lg/W8eAbgtMy_I/AAAAAAACyNM/kIeuJen8yYUX2ShGGkwS13__jDlyfRl7gCLcBGAs/s320/IMG_20181013_223626.jpg" width="239" /></a></div>
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沙纸打磨,脸部,头发用acetone vapor bath处理,</div>
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光滑了许多。<br />
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唯一坏处,电费“突飞猛进”。。。<br />
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-83522102651340342822018-10-05T09:26:00.000-07:002018-10-05T09:26:31.089-07:00迷你珊瑚灯DIY<div dir="ltr">
最近又心痒痒开始对海鱼珊瑚有兴趣。珊瑚是一个特别的生物,比较准确的说是植物动物共生体,体内的藻类会进行光合作用,并且产生养料给珊瑚。所以珊瑚灯是含有光合作用光谱的灯。随便用个灯泡是不行的。</div>
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接下来,什么光谱有能力渗透海底?答案就是蓝光,因为蓝光的光波最短,也就渗透力最高,能量也最高,我们常怕荧幕的蓝光也不是没道理(防蓝光个人觉得商业成分多些)。</div>
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能进行光合的光我们叫PAR (photosynthesis active ray) ,是一个光波介于400-500nm间的蓝光。也就是说普通白灯加入这些蓝光就可以增强珊瑚的光合作用。至于要多少瓦数,其实网上有标明大概3-5瓦/加仑。</div>
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这设计只有六颗LED,白光3颗普通照明,皇家蓝(450nm)用于光合和蓝发紫(410nm)用于提升荧光色泽。还掺杂了青橙红提色放爽用的。 蓝光一共9w,白3w。</div>
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本来没想要加入遥控功能,不过手上有个旧RGB灯条遥控。就随便按上。</div>
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看起来还不错,只是旧的珊瑚缸老早给了人。现在只养打架鱼作为小孩教学用。</div>
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看哪天的空再重新计划养珊瑚。<br />
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-57819149559804202562018-09-15T07:18:00.001-07:002018-09-15T07:35:24.681-07:00网桥 - LAN cable<div dir="ltr" style="text-align: center;">
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这也许是有用的info,这是一个五年前的网桥设置,目的是共享我家的Internet到我岳母家,一年七百多块的streamyx都能省下来。网桥是15公里的ubiquiti nsm5, 电源是由PoE供电。</div>
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所以这篇是focus在如何选LAN cable,因为电缆的质量决定网桥的稳定性。</div>
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一开始没经验,我是去Lowyat买普通的五类线(cat5),40米线,结果网桥启动不了。一直掉线。 过后再去买30米超五类(cat5e),塞进塑料水管防日晒雨淋,这样一用就用了五年。</div>
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最近网桥开始掉线,一开始是我家这端开始不稳定,由于距离路由只有3米,没什么要求,就到Lowyat买了七类线(cat7)。</div>
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过后岳母屋顶的网桥也开始不稳定,不过那是室外的装置,电缆马虎不得,找完lazada lelong和Lowyat都没人卖户外Lan cable。<br />
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就干脆上淘宝找,果然发现双层保护防晒防水防雪的电缆,而且我还选了铜心最粗的电缆。希望POE电源能稳定些。</div>
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<span style="text-align: start;">六类(cat6)加粗铜心,30米很重一下。</span></div>
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够厚!</div>
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<a href="https://2.bp.blogspot.com/-Gtpyrvrty5I/W50Rov_1Q8I/AAAAAAACs_w/l8R-whYSAoUNsGHJLcevirBKkOgVvGLIQCLcBGAs/s1600/IMG_20180914_171430.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="906" data-original-width="680" height="320" src="https://2.bp.blogspot.com/-Gtpyrvrty5I/W50Rov_1Q8I/AAAAAAACs_w/l8R-whYSAoUNsGHJLcevirBKkOgVvGLIQCLcBGAs/s320/IMG_20180914_171430.jpg" width="240" /></a></div>
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旧的现在看起来很搞笑</div>
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底盘,弄了两回,最后把洋灰倒在地上才不会被风吹到</div>
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7788要好了</div>
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相比之下就明白室内vs户外的差别。超粗,超硬的。</div>
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弄好,已经24小时没断电。不错值得!</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-76660034619271033952018-08-28T10:50:00.000-07:002018-08-28T10:59:03.853-07:00再循环laptop screen V1.1<div class="separator" style="clear: both; text-align: center;">
<span style="text-align: start;">这个screen 是我第一篇里的screen,</span></div>
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<span style="text-align: start;">它的背光是C Cfl 也就是和我们家荧光灯一样的灯管,属于早期的技术。现在都是LED的咯。</span></div>
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<a href="https://3.bp.blogspot.com/-tYs-nuy4698/W4WGLLt62RI/AAAAAAAComU/mvMsnMX4E_c3FaE2AEmkpkQQ15KTdnnJwCKgBGAs/s1600/IMG_20180827_191400.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://3.bp.blogspot.com/-tYs-nuy4698/W4WGLLt62RI/AAAAAAAComU/mvMsnMX4E_c3FaE2AEmkpkQQ15KTdnnJwCKgBGAs/s320/IMG_20180827_191400.jpg" width="320" /></a></div>
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我想做个展示框,就把它拆了。</div>
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<a href="https://4.bp.blogspot.com/-Xtwx7nQmPwE/W4WGLCUpGeI/AAAAAAAComU/x3uQB6A0hJoovaPMMATUS8Uk1sbMxW4AgCKgBGAs/s1600/IMG_20180827_191925.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://4.bp.blogspot.com/-Xtwx7nQmPwE/W4WGLCUpGeI/AAAAAAAComU/x3uQB6A0hJoovaPMMATUS8Uk1sbMxW4AgCKgBGAs/s320/IMG_20180827_191925.jpg" width="240" /></a></div>
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其实这框已经是旧点子。淘宝有一家在卖,</div>
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好几年前韩国ktx展示厅也有一个一样的。</div>
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不过这东西在淘宝卖超贵的,小小一个几乎好几千马币。</div>
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<iframe allowfullscreen="" class="YOUTUBE-iframe-video" data-thumbnail-src="https://i.ytimg.com/vi/6eLBkWy4BLI/0.jpg" frameborder="0" height="266" src="https://www.youtube.com/embed/6eLBkWy4BLI?feature=player_embedded" width="320"></iframe></div>
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IKEA的白色塑料桶+LED手电筒。</div>
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这是一个简单setup。不过电压我全部改到5V,也就是说power bank就可以启动了。</div>
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<a href="https://4.bp.blogspot.com/-JVttTAQHXqU/W4WFw157puI/AAAAAAAComM/2iDdT-D2d9A00lzKcFIQDlAf5jXuspx7ACKgBGAs/s1600/IMG_20180828_164256.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://4.bp.blogspot.com/-JVttTAQHXqU/W4WFw157puI/AAAAAAAComM/2iDdT-D2d9A00lzKcFIQDlAf5jXuspx7ACKgBGAs/s320/IMG_20180828_164256.jpg" width="320" /></a></div>
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主要是feel它的效果和决定如何放置内部灯光,</div>
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如果感觉好就去玻璃店弄个框来。</div>
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so, what next?其实还有很多screen可以玩。</div>
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下一个可能做的是SLA 3D printer。</div>
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其实这才是第一代的3D printer的概念。</div>
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靠银幕控制紫外光来凝固光固胶</div>
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这个相信很熟吧,他说“totally new kind”,骗人的!</div>
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1981早都用UV光固胶</div>
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Wiki:<b style="background-color: white; color: #222222; font-family: sans-serif; font-size: 14px; text-align: start;">1981</b><span style="background-color: white; color: #222222; font-family: sans-serif; font-size: 14px;"> : Early additive manufacturing equipment and materials were developed in the 1980s.</span><sup class="reference" id="cite_ref-3D_opp_6-0" style="background-color: white; color: #222222; font-family: sans-serif; font-size: 11.2px; line-height: 1; text-align: start; unicode-bidi: isolate; white-space: nowrap;"><a href="https://en.wikipedia.org/wiki/3D_printing#cite_note-3D_opp-6" style="background: none; color: #0b0080; text-decoration-line: none;">[6]</a></sup><span style="background-color: white; color: #222222; font-family: sans-serif; font-size: 14px;"> In 1981, Hideo Kodama of </span><a href="https://en.wikipedia.org/wiki/Nagoya" style="background: none rgb(255, 255, 255); color: #0b0080; font-family: sans-serif; font-size: 14px; text-align: start; text-decoration-line: none;" title="Nagoya">Nagoya</a><span style="background-color: white; color: #222222; font-family: sans-serif; font-size: 14px;"> Municipal Industrial Research Institute invented two additive methods for fabricating three-dimensional plastic models with photo-hardening </span><a href="https://en.wikipedia.org/wiki/Thermosetting_polymer" style="background: none rgb(255, 255, 255); color: #0b0080; font-family: sans-serif; font-size: 14px; text-align: start; text-decoration-line: none;" title="Thermosetting polymer">thermoset polymer</a><span style="background-color: white; color: #222222; font-family: sans-serif; font-size: 14px;">, where the </span><a class="mw-redirect" href="https://en.wikipedia.org/wiki/UV_exposure" style="background: none rgb(255, 255, 255); color: #0b0080; font-family: sans-serif; font-size: 14px; text-align: start; text-decoration-line: none;" title="UV exposure">UV exposure</a><span style="background-color: white; color: #222222; font-family: sans-serif; font-size: 14px;"> area is controlled by a mask pattern or a scanning fiber transmitter.</span><sup class="reference" id="cite_ref-7" style="background-color: white; color: #222222; font-family: sans-serif; font-size: 11.2px; line-height: 1; text-align: start; unicode-bidi: isolate; white-space: nowrap;"><a href="https://en.wikipedia.org/wiki/3D_printing#cite_note-7" style="background: none; color: #0b0080; text-decoration-line: none;">[7]</a></sup><sup class="reference" id="cite_ref-8" style="background-color: white; color: #222222; font-family: sans-serif; font-size: 11.2px; line-height: 1; text-align: start; unicode-bidi: isolate; white-space: nowrap;"><a href="https://en.wikipedia.org/wiki/3D_printing#cite_note-8" style="background: none; color: #0b0080; text-decoration-line: none;">[8]</a></sup></div>
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为何UV光固打印红不起来,我个人觉得成本贵,UV光固液体难处理,肮脏多工。</div>
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Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-34857985625285587762018-08-26T11:56:00.000-07:002018-08-26T11:56:01.941-07:00再循环laptop screen V2<div dir="ltr" style="text-align: center;">
由于之前成功启动laptop screen,几乎是上瘾了,这次再从淘宝订第二块LVDS 驱动板回来。</div>
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与上次的cold cathode fluorescent lamps (CCFLs) 背光不同,<br />
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<a href="https://3.bp.blogspot.com/-UEzY8BsB5Wk/W4L264Gg4GI/AAAAAAACoKU/TLgwsSqQvF04LMA4ZnKGJTPivKdUx6Q9QCLcBGAs/s1600/Lampu_CCFL_Backlight_LCD_420_mm_X_40_mm_Lampu_Neon_Monitor_L.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="902" height="320" src="https://3.bp.blogspot.com/-UEzY8BsB5Wk/W4L264Gg4GI/AAAAAAACoKU/TLgwsSqQvF04LMA4ZnKGJTPivKdUx6Q9QCLcBGAs/s320/Lampu_CCFL_Backlight_LCD_420_mm_X_40_mm_Lampu_Neon_Monitor_L.jpg" width="180" /></a></div>
CCFL背光灯条与高压驱动</div>
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这次启动的是LED背光。所需要的零件少了一块高压模块。</div>
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<a href="https://1.bp.blogspot.com/-mflN68rbYOo/W4LxP9KM5-I/AAAAAAACoI8/RxgGEhxEKJQixf_f217QgSDeKmKrceiSACLcBGAs/s1600/IMG_20180821_162910.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="1160" height="240" src="https://1.bp.blogspot.com/-mflN68rbYOo/W4LxP9KM5-I/AAAAAAACoI8/RxgGEhxEKJQixf_f217QgSDeKmKrceiSACLcBGAs/s320/IMG_20180821_162910.jpg" width="320" /></a></div>
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先在跑orangepi(安卓)一体机看看</div>
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<a href="https://4.bp.blogspot.com/-nc7so4DlOCw/W4LyLi_k4CI/AAAAAAACoJk/iapXrVnd4cE1pHJIFomRZ0zbj6uRLWg_ACLcBGAs/s1600/IMG_20180821_162236.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="652" height="320" src="https://4.bp.blogspot.com/-nc7so4DlOCw/W4LyLi_k4CI/AAAAAAACoJk/iapXrVnd4cE1pHJIFomRZ0zbj6uRLWg_ACLcBGAs/s320/IMG_20180821_162236.jpg" width="239" /></a></div>
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<a href="https://3.bp.blogspot.com/-S9vHyTiUQDI/W4LyLayKucI/AAAAAAACoJg/6Yi4zCzb9h4erZj_kbtaY5vRVyDecofeQCLcBGAs/s1600/IMG_20180821_162347.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="1160" height="240" src="https://3.bp.blogspot.com/-S9vHyTiUQDI/W4LyLayKucI/AAAAAAACoJg/6Yi4zCzb9h4erZj_kbtaY5vRVyDecofeQCLcBGAs/s320/IMG_20180821_162347.jpg" width="320" /></a></div>
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安装也是超简单,丢掉旧的线,按上新的板。</div>
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<a href="https://4.bp.blogspot.com/-e-Ztf_EZoFM/W4LzwEBQuhI/AAAAAAACoKI/lMvpdRnBce4WLZC5b2O9AW71g45BxhQogCLcBGAs/s1600/lvdsbox.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="732" data-original-width="889" height="263" src="https://4.bp.blogspot.com/-e-Ztf_EZoFM/W4LzwEBQuhI/AAAAAAACoKI/lMvpdRnBce4WLZC5b2O9AW71g45BxhQogCLcBGAs/s320/lvdsbox.png" width="320" /></a></div>
不同的是我亲自设计了一个盒子。<br />
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<a href="https://3.bp.blogspot.com/-dTEV13ruH4M/W4LyRB9ca3I/AAAAAAACoJo/7Ktau4buF7Qf4u9fGd_p9ngdK1rBRuIgQCLcBGAs/s1600/IMG_20180822_020648.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="652" height="320" src="https://3.bp.blogspot.com/-dTEV13ruH4M/W4LyRB9ca3I/AAAAAAACoJo/7Ktau4buF7Qf4u9fGd_p9ngdK1rBRuIgQCLcBGAs/s320/IMG_20180822_020648.jpg" width="239" /></a></div>
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3D 打印</div>
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<a href="https://1.bp.blogspot.com/-GfXdnlPXBH0/W4LxcXh4gBI/AAAAAAACoJA/2n4rk5zW-ScXYLC7eMQFZLXawZWCmnJNACLcBGAs/s1600/IMG_20180821_163924.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="1160" height="240" src="https://1.bp.blogspot.com/-GfXdnlPXBH0/W4LxcXh4gBI/AAAAAAACoJA/2n4rk5zW-ScXYLC7eMQFZLXawZWCmnJNACLcBGAs/s320/IMG_20180821_163924.jpg" width="320" /></a></div>
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热刀切孔</div>
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<a href="https://3.bp.blogspot.com/-bpGouvuAHqk/W4LxcTsmf-I/AAAAAAACoJI/VZZsamFMJUYPb3yutfgfjG-En6KXHzdAACLcBGAs/s1600/IMG_20180821_163939.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="1160" height="240" src="https://3.bp.blogspot.com/-bpGouvuAHqk/W4LxcTsmf-I/AAAAAAACoJI/VZZsamFMJUYPb3yutfgfjG-En6KXHzdAACLcBGAs/s320/IMG_20180821_163939.jpg" width="320" /></a></div>
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钻孔</div>
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<a href="https://3.bp.blogspot.com/-DTQ7YCIKq2Q/W4LxdQt0ngI/AAAAAAACoJM/LOMlxTv3uHIvc-oGj0krdBgMidbsTioYgCLcBGAs/s1600/IMG_20180823_103206.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="1160" height="240" src="https://3.bp.blogspot.com/-DTQ7YCIKq2Q/W4LxdQt0ngI/AAAAAAACoJM/LOMlxTv3uHIvc-oGj0krdBgMidbsTioYgCLcBGAs/s320/IMG_20180823_103206.jpg" width="320" /></a></div>
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按上3D打印好的盒。</div>
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<a href="https://3.bp.blogspot.com/-DUclf26pk54/W4LyYd54WrI/AAAAAAACoJs/RTnsqlDQb9gfmmuzOxVhPPv3bxFLs6wRgCLcBGAs/s1600/IMG_20180823_230530.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="652" height="320" src="https://3.bp.blogspot.com/-DUclf26pk54/W4LyYd54WrI/AAAAAAACoJs/RTnsqlDQb9gfmmuzOxVhPPv3bxFLs6wRgCLcBGAs/s320/IMG_20180823_230530.jpg" width="239" /></a></div>
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这盒子是有vesa mount接口,就可顺利按在墙上。</div>
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<a href="https://2.bp.blogspot.com/-NDQu1sfLtXg/W4Ly05MDiQI/AAAAAAACoKA/D7vvljPYisYUv8AcO9MUJeZFbMwbdnl1ACLcBGAs/s1600/IMG_20180823_182057.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="870" data-original-width="1160" height="240" src="https://2.bp.blogspot.com/-NDQu1sfLtXg/W4Ly05MDiQI/AAAAAAACoKA/D7vvljPYisYUv8AcO9MUJeZFbMwbdnl1ACLcBGAs/s320/IMG_20180823_182057.jpg" width="320" /></a></div>
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这当正规模monitor用,之前的就拿来实验玩!哈哈爽啊!</div>
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其实我还有很多片屏幕,可能还会再买第三个驱动回来,</div>
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放在鱼缸背后当background,不知行得通不。</div>
Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-49481663865486675512018-08-23T02:12:00.001-07:002018-08-23T02:20:49.343-07:00选没有人用的WiFi channel<div dir="ltr">
家里的WiFi本来好好的突然好像变慢了。<br />
本来以为换换channel就可以了。情况还不是很理想。接下来当然检查是否被攻击。最好的方法就是用kali Linux检查奇怪的packet。不过这些software要长时间开电,等于跑一台多余的电脑,觉得很麻烦。</div>
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之前知道还有几个hardware的方法。而且这些零件家里刚好有。</div>
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<a href="https://2.bp.blogspot.com/-qCd5s4GSZD0/W354kI_hxqI/AAAAAAACnJE/rJN4UNqUhMUUi6sFrQ8Fxlf8fFTKmjN7gCLcBGAs/s1600/IMG_20180619_160825.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="981" data-original-width="1307" height="239" src="https://2.bp.blogspot.com/-qCd5s4GSZD0/W354kI_hxqI/AAAAAAACnJE/rJN4UNqUhMUUi6sFrQ8Fxlf8fFTKmjN7gCLcBGAs/s320/IMG_20180619_160825.jpg" width="320" /></a></div>
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其实电路超简单,只需焊4条电线。</div>
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上网下载代码,compile 了上载到晶片。之间也改了一点代码,对奇怪的WiFi讯号进行统计。</div>
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<a href="https://3.bp.blogspot.com/-Of7yn8w_AR8/W354rrogOFI/AAAAAAACnJI/hHF99tDj6noWW3LoZcoGivlRetfTmbsoACLcBGAs/s1600/IMG_20180619_193918.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="906" data-original-width="1208" height="240" src="https://3.bp.blogspot.com/-Of7yn8w_AR8/W354rrogOFI/AAAAAAACnJI/hHF99tDj6noWW3LoZcoGivlRetfTmbsoACLcBGAs/s320/IMG_20180619_193918.jpg" width="320" /></a></div>
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这方法的好处是,省电,24/7开着挂在墙上。可以不时看清楚每一个channel的packets流量。</div>
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有了这个东西,我对选WiFi channel有另一个看法。像我们住在密度高的城市,每个WiFi channel 都有人用。很自然我们会选讯号比较弱的channel,心想可能用户比较远不会互相干扰。我觉得这是错的。</div>
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Co-channel interference. In networks where devices take turns to talk, it takes time for each of them to wait for their turn. Therefore the more devices the longer the wait time. - <a href="https://www.netspotapp.com/wifi-channel-scanner.html" target="_blank">cite</a></div>
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也就是说只要收得到讯号,大家就要轮流传输!</div>
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选最少传输packets的channel才是对的。观察了几天,有很多WiFi channel根本就是摆在那边,没什么用的。(可能是repeater之类或没download狂)。</div>
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所以像我这种“download狂”的家,每秒packets可以高达两三百。我特地插在有人的channel(但少流量的)。。。反而变快了,sorry令居反正你也没常用=)。</div>
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还有channel width 我设定了20MHz,只用wireless N 和 AC。大致上整体素质都提升很多。</div>
Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-57700055012600186142018-08-08T04:11:00.000-07:002018-08-08T12:10:53.481-07:00OBD2 节油器-后续实际上我已经拔掉了OBD2 节油器一个多月,没什么节油。<br>
其实我发现到轮胎的气压打多一些比如从240提升250, 然后Ron95加Ron97各打一半,我这辆车的节能真正大幅度提升。<div><br></div><div>那天去kuantan回来,highway耗油量竟然达到5.7L/km。市中心也是8L/km上下。比起有省油器还省。</div><div><br>
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<a href="https://3.bp.blogspot.com/-_4lIY_bP8pU/W2rP1JEUZ5I/AAAAAAACke0/ecio54yyuX42BQcM07R-yv39Jn2gU4oAQCKgBGAs/s1600/IMG_20180728_155223_2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://3.bp.blogspot.com/-_4lIY_bP8pU/W2rP1JEUZ5I/AAAAAAACke0/ecio54yyuX42BQcM07R-yv39Jn2gU4oAQCKgBGAs/s320/IMG_20180728_155223_2.jpg" width="240"></a></div><div class="separator" style="clear: both; text-align: center;"><br></div><div class="separator" style="clear: both; text-align: center;"><br></div>
<br></div>Unknownnoreply@blogger.comtag:blogger.com,1999:blog-8221631209405694376.post-11014162864352747852018-07-31T09:55:00.002-07:002018-07-31T10:23:48.940-07:00重启laptop screen <div class="separator" style="clear: both; text-align: center;">
<a href="https://3.bp.blogspot.com/-Lsc4_up7FMI/W2CUMd1jN2I/AAAAAAACjw8/PdIFwaUNLZcnz7dfrdhsOxR03UQ9KRl-wCKgBGAs/s1600/IMG_20180728_204828.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://3.bp.blogspot.com/-Lsc4_up7FMI/W2CUMd1jN2I/AAAAAAACjw8/PdIFwaUNLZcnz7dfrdhsOxR03UQ9KRl-wCKgBGAs/s320/IMG_20180728_204828.jpg" width="320"></a></div>
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几年前公司丢了好多旧laptop,我拿了几个回来。整机是不能启动了但screen 看起来还好就先收着。</div>
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这几天无聊就在淘宝订了一套LVDS转HDMI板回来。通常monitor的界面不是HDMI就是VGA,手提电脑银幕的界面是LVDS。</div>
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<a href="https://1.bp.blogspot.com/-Da6PqY7IcgM/W2CTPPmoo2I/AAAAAAACjwg/ca2KXJOUSpYDTBLmFIaqozcOCWbs8DIwwCKgBGAs/s1600/IMG_20180728_211335.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://1.bp.blogspot.com/-Da6PqY7IcgM/W2CTPPmoo2I/AAAAAAACjwg/ca2KXJOUSpYDTBLmFIaqozcOCWbs8DIwwCKgBGAs/s320/IMG_20180728_211335.jpg" width="320"></a></div>
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说起来也不贵,HDMI不要喇叭只需区区rm50就能弄个全套(LVDS板,线,背光高压板和12V电源),如果VGA不带电源,几十块就有了。</div>
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<a href="https://2.bp.blogspot.com/-WI7Zx4CtuTk/W2CS_AM0UtI/AAAAAAACjwc/zQMi-j15Cv0z4OtRnct1mRbzbFeEflcvwCKgBGAs/s1600/IMG_20180728_193206.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://2.bp.blogspot.com/-WI7Zx4CtuTk/W2CS_AM0UtI/AAAAAAACjwc/zQMi-j15Cv0z4OtRnct1mRbzbFeEflcvwCKgBGAs/s320/IMG_20180728_193206.jpg" width="320"></a></div>
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组装很简单,把原本的电线拆出来,按上买来的板,好像1分钟就装好了,( =.=!</div>
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<a href="https://4.bp.blogspot.com/-T-mv0l5vLSI/W2CTe4gZvGI/AAAAAAACjwo/xxZHIBKGcYsqOQXSB-xViwba6Upaw18EwCKgBGAs/s1600/IMG_20180728_204902.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1600" data-original-width="1200" height="320" src="https://4.bp.blogspot.com/-T-mv0l5vLSI/W2CTe4gZvGI/AAAAAAACjwo/xxZHIBKGcYsqOQXSB-xViwba6Upaw18EwCKgBGAs/s320/IMG_20180728_204902.jpg" width="240"></a></div>
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这*DIY*银幕暂时就代替我maker room的screen,大部分时间只是拿来看黑白cmd或找资料没什用途,24/7开着也不怕坏。</div>
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<a href="https://1.bp.blogspot.com/-tFCWxEFW6dw/W2CUfCpzCFI/AAAAAAACjxE/npFUWOdc81gKY6B0thgr_AZ_zp5-HoVbwCKgBGAs/s1600/IMG_20180728_193842.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="240" src="https://1.bp.blogspot.com/-tFCWxEFW6dw/W2CUfCpzCFI/AAAAAAACjxE/npFUWOdc81gKY6B0thgr_AZ_zp5-HoVbwCKgBGAs/s320/IMG_20180728_193842.jpg" width="320"></a></div>
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原本的monitor就移到小瓜的房让她看YouTube哈哈。</div>
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下次淘宝再拍多几个LVDS板回来,实际上这种*不要了*的screen有很多玩法。</div><div dir="ltr"><br></div><div dir="ltr">下一个最想试的:<br></div><div dir="ltr"><br></div><div dir="ltr">https://youtu.be/z0k_mdmJjxU<br></div><div dir="ltr"><br></div>
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https://youtu.be/pDBr6iPduHc<br></div><div dir="ltr"><br></div><div dir="ltr">https://youtu.be/6lMB4ng6S4E<br></div>
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Unknownnoreply@blogger.com