Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
A sound picked up by the microphone is amplified, rectified and turns on a transitor that actvates something.
It has no brain so it doesn't know if the "clap" sound is really a dog barking or something dropped on the floor.
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