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How to build a simple touch switch circuit using a transistor, a resistor, and an LED #shorts
How to build a simple touch switch circuit using a transistor, a resistor, and an LED #shorts This is a breadboard, perfect for testing circuits without soldering. I place a BC547 transistor on it, making sure each pin is in a separate row. The transistor will act as a touch-activated switch. I connect a jumper wire to the emitter, then add two ...
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