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 am building a circuit so that when it gets dark I have 8 LED's come on. I Bought a five pack of 5 Cadmium-Sulfide Photocells from RadioShack (part # 276-1657). So I have a battery pack that runs to the switch that runs to a photocell that runs to the LEDs that connect back to the battery pack...
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