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Light-controlled switch circuit using photosensitive resistor (LDR)
Source: InternetPublisher:toothache Updated: 2014/05/28
![采用光敏电阻(LDR)的光控开关电路](http://www.eeworld.com.cn/circuit/upload/538a1bc8a409ff500dc8e0cb6c6d7ecb/c6eff80a-3c63-11ec-b98c-086126841eb8.gif)
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