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How to Make a Touch Sensor Circuit Using Transistors on Breadboard
https://youtu.be/_AZyi1IvbuA
In this tutorial I’m gonna teach you how to make a simple touch sensor Circuit with transistors. I basically uses my finger as a resister to give a signal to Bace of the transistor and light up the LED. You can also replace the LED for a buzzer or any other output component if you wish.