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! I'm completely new to circuit design, I've looked through the forum for similar questions but couldn't find any, apologies if I've missed it though.
I need help designing and building a light sensor switch for a USB powered "UV" LED strip for collecting insects. I'm a freshwater...
Hi Guys
I am working on a private project where I need to detect a blue light flashing up. But the OpAmp I am using is always on HIGH regardless of the brightness of the blue light. I have also tried various OpAmp circuits but they all resulted in the same. I've tried feedback resistors of up...
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