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.
Hi everybody. Here is a question from a bit of a novice in electrical projects. I would appreciate any input on the simplest way to make a competition buzzer with a light that will go on (and stay lit) ONLY for the first team that touches their button. I can wire up the lights and buzzer, but...
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