Simple touch sensor circuit

@KowshikHero

9 years ago

https://everycircuit.com/circuit/4636411674492928

Materials used here are: (1)3.7V battery - 1 (2)Led - 1 (3)C1815-transistor - 3 (4) 1M Resistors - 1 The last terminal of the last transistor is the touching point of this circuit.