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What is Clap Switch Circuit Design Guide about?

This circuit uses a clap sound to trigger a switch that changes state after two claps within 3 seconds. The clap is detected by a microphone and amplified. It provides pulses to trigger two integrated circuits that act as timers. The first IC provides power for 3 seconds after the first clap. The second IC waits for a second clap, then changes the state of a decade counter acting as a bistable switch. This switches a relay and LED to turn a device on or off with two claps within the set time.

Author

sulayajanny

Language

EN