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.
I recently built a 5 channel color organ from a kit. It receives sound modulation from a microphone, spits it into five frequency bands and modulates 120 Volt output to 5 proportionally illuminated lamps. I am using dimmable LED lamps but the amplitude variation is undesirably rapid. Most...
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