wwwkiddyhubcom How to make a 555 timer Clapping sound switch

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=Z0CC39DmNk0

http://www.kiddyhub.com - Using a 555 timer in monostable mode which turn on the solenoid for about 12 sec when a loud clapping sound is sense by the electret condenser microphone. To learn more about the schematic, please visit http://www.kiddyhub.com/.

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