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Touch-switch desk lamp circuit diagram

2014-11-23 11:39  
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Touch-switch desk lamp circuit diagram
Touch-switch desk lamp circuitry is as below: It's divided into four gearsto control lamps. When it gets power and the lamp is not lit, touching the metal surface of lampshade firstly will emit the light in low brightness; touching the lamp secondly will emit proper light; touching the lamp thirdly will turn on the light absolutely, and touching the lamp fourthly will turn off the light, and the order is just like this. In the circuitry, TT6061 could be replaced by GS6061, IN4004 could be replaced by IN4007.