Clap Switch at Home
The article talks about what the title suggests – a clap switch. A small electronic circuit when built and integrated to any electrical appliance can be made to switch ON/OFF through mere hand clapping.
Main Application Areas
The main application of the clap switch circuits is for controlling home appliances like light bulbs and fans.
The PCB Design
circuit schematic https://goo.gl/WUk6vp
https://www.4shared.com/s/fQpby7YbCei
Circuit components:
IC= CD4017
3 transistor BC547 https://ar.banggood.com/custlink/vvmK73YQio
2 resistor 680 ohms https://ar.banggood.com/custlink/vvmK73YQio
relay 9V https://ar.banggood.com/custlink/vvmK73YQio
Two Leds Red and green https://ar.banggood.com/custlink/vvmK73YQio
mic
Diod 1N4007