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旧 Nov 4th, 2009, 16:14   只看该作者   #21
Cisco
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老C你太有菜了
我也觉得
当时真是奇了怪了,所有的线路都是对的,两组串联都是单独线路,竟然还会混着亮,你猜啥问题?

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旧 Nov 4th, 2009, 16:25   只看该作者   #22
Voyageur
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我也觉得
当时真是奇了怪了,所有的线路都是对的,两组串联都是单独线路,竟然还会混着亮,你猜啥问题?
焊脚接触散热片构成回路

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旧 Nov 4th, 2009, 17:10   只看该作者   #23
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焊脚接触散热片构成回路
Nope。
电线一般不是由很多细的铜丝组成一股的吗,我剥开后涂上焊锡,但是有几个头中的几根细铜丝露在外面没注意,结果焊好后这些铜丝搭上了散热片形成了回流。
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旧 Nov 4th, 2009, 17:21   只看该作者   #24
Voyageur
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默认

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Nope。
电线一般不是由很多细的铜丝组成一股的吗,我剥开后涂上焊锡,但是有几个头中的几根细铜丝露在外面没注意,结果焊好后这些铜丝搭上了散热片形成了回流。
多股铜线挂西前可以先捻一下,松香过一下,挂西,焊
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旧 Nov 4th, 2009, 17:36   只看该作者   #25
Cisco
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级别:63 | 在线时长:4316小时 | 升级还需:36小时级别:63 | 在线时长:4316小时 | 升级还需:36小时级别:63 | 在线时长:4316小时 | 升级还需:36小时级别:63 | 在线时长:4316小时 | 升级还需:36小时级别:63 | 在线时长:4316小时 | 升级还需:36小时级别:63 | 在线时长:4316小时 | 升级还需:36小时级别:63 | 在线时长:4316小时 | 升级还需:36小时
 
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注册日期: Jul 2004
住址: New Westminster, BC
帖子: 14,053
积分:405
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Cisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond repute
发送 MSN 消息给 Cisco
默认

引用:
作者: Voyageur 查看帖子
多股铜线挂西前可以先捻一下,松香过一下,挂西,焊
木松香,下次你给买点吧。
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旧 Nov 4th, 2009, 17:41   只看该作者   #26
Voyageur
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默认

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木松香,下次你给买点吧。
用寒西高凑合一下八,要我买可贵了
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旧 Nov 18th, 2009, 18:18   只看该作者   #27
smilodon
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默认

我最近也打算搞一个LED试试,现在好像LED挺流行的

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旧 Nov 18th, 2009, 18:35   只看该作者   #28
Cisco
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Cisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond reputeCisco has a reputation beyond repute
发送 MSN 消息给 Cisco
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我最近也打算搞一个LED试试,现在好像LED挺流行的
便宜吗
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旧 Nov 18th, 2009, 19:05   只看该作者   #29
smilodon
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呵呵,我要是全用LED的话,也不便宜,加上散热片,恒流源
加上高亮LED,估计也要100以上。
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