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 <title><![CDATA[懂光耦的来看看了]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539.html]]></link>
 <description><![CDATA[Latest 50 replies of 懂光耦的来看看了]]></description>
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 <description><![CDATA[第一张图输入交直流都可以，第二张直流，至于画法我觉得无所谓，差分信号应该属于直流吧。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1205503.html]]></link>
 <author><![CDATA[sxzhangfei]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 07 Feb 2012 11:17:38 +0000]]></pubdate>
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 <description><![CDATA[楼上说的正确，顶！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1205471.html]]></link>
 <author><![CDATA[thompson]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 07 Feb 2012 09:49:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一二楼说对啦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1205394.html]]></link>
 <author><![CDATA[baolizcy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 07 Feb 2012 07:08:52 +0000]]></pubdate>
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 <description><![CDATA[第一张部分正负极、第二、三张原理一样]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1204723.html]]></link>
 <author><![CDATA[秦立山]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 06 Feb 2012 02:58:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[光耦通直流]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1194127.html]]></link>
 <author><![CDATA[wananjushi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 05 Jan 2012 03:23:11 +0000]]></pubdate>
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 <description><![CDATA[差分不是交流，另？楼主你这是什么型号的光藕]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1194123.html]]></link>
 <author><![CDATA[yamqq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 05 Jan 2012 03:17:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过，学习下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1191348.html]]></link>
 <author><![CDATA[lang1114]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 29 Dec 2011 14:56:52 +0000]]></pubdate>
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 <description><![CDATA[可以的，楼上正解，交流不用区分正负极。下面的分正负极，接反了电路不通。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1190072.html]]></link>
 <author><![CDATA[jiaglong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 27 Dec 2011 12:22:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1189029.html]]></link>
 <author><![CDATA[liuhanqi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Dec 2011 14:37:41 +0000]]></pubdate>
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 <description><![CDATA[楼上两位说的对，输出分几种看要求选型吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1188803.html]]></link>
 <author><![CDATA[killking998]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Dec 2011 07:08:56 +0000]]></pubdate>
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 <description><![CDATA[涂黑不涂黑，一根光纤两根光纤示意只是各自的画法，意思都一样，第一张图表示输入不用区分正负极。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1188795.html]]></link>
 <author><![CDATA[向钱冲]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Dec 2011 06:38:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[光耦只能输入直流信号，第一张图表示输入不用区分正负极。输入的直流信号要加限流电阻，电流控制在mA级.供参考！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-133539#1188783.html]]></link>
 <author><![CDATA[thawless]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Dec 2011 05:47:33 +0000]]></pubdate>
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