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怪不得二极管不亮,原来是电压太弱了
220.221.122.*
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Floor 1 Posted at: 12/25/10 22:38

我的二极管是2V的,我接一节1号电池根本不亮。

串联两节电池才亮。。。

220.221.122.*
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Floor 2 Posted at: 12/25/10 22:39
我再加个2Ω电阻试试。。
220.221.122.*
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Floor 3 Posted at: 12/25/10 22:43
串联一个电阻和一个灯泡,不亮。。。。
220.221.122.*
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Floor 4 Posted at: 12/25/10 22:44
串联一个电阻和一个二极管,二极管很暗。。。。
220.221.122.*
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Floor 5 Posted at: 12/25/10 22:45
所以如果直接把电阻接在电池上没有危险。
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Clicks: 696 Replies: 4
Author: 220.221.122.*
Last reply: 220.221.122.*
Last reply time: 12/25/10 22:45
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