Sound Activated LED Flasher Circuit
This is a sound activated LED flasher circuit. The circuit will start flashing two LEDs when it receive any sound from the condenser mic.The transistors in this circuit are working as switch. when the microphone receive a sound signal the signal goes to the base of first transistor
Copyright 2014 © CircuitDiagram.Org. All rights reserved.
which is connected to the microphone and turn on the circuit.The circuit uses only 3 volt supply so you can use any small 3 volt battery.
Hello Readers, We frequently add new circuit diagrams, so do not forget to come back often. Thank you.