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Photo Transistor Light Sensor : ID 2831 : $0.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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circuit design - Transistor BC547 and LED diode like light sensor to work properly - Electrical Engineering Stack Exchange
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Photo Transistor Light Sensor : ID 2831 : $0.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Photo Transistor Light Sensor : ID 2831 : $0.95 : Adafruit Industries, Unique & fun DIY electronics and kits Photo Transistor Light Sensor : ID 2831 : $0.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/2831-01.jpg)