This simple 4093-based audio peak detector from December 2004 monitors music and turns on a small light when the sound gets ...

Here are some DIY LDR switch circuits available on our website and the web. LDR switches are used to switch a relay or other device when light are present or absent. LDRs or Light Dependent Resistors ...

The heart of this diy metal detector circuit is the CS209A IC. The metal detector is built with one 100µH coil that has 40 mm in diameter and is made of 50 turns/0.4 mm wire. CS209A has one oscillator ...

Circuit Scribe: DIY Circuit Kits You'll never believe what you can do with a plain piece of paper paired with the magic of the Circuit Scribe: DIY Circuit Kits. Use the conductive ink pen, sweet ...

Discover how to create a functional DIY solar panel using a compact disc, copper foil, aluminum foil, and LEDs in this engaging science experiment. Watch as we assemble the components, connect the ...

Circuit Scribe announced the release of their revolutionary DIY electronic kits, made with just printer paper, a Circuit Scribe pen, and a circuit. A progression from education use to application, the ...

If you've built your fair share of custom PCs over the years, you've probably got more than a few circuit boards stashed away. Here's how to turn them into a cool coffee table. It's certainly not ...

Ever wanted to move Pac-Man using pencil drawings, make music with bananas or type an email with alphabet soup? Now you can thanks to Makey Makey, a simple circuit board that turns almost any object ...

Here’s something for the inner romantics and DIY circuit board assemblers in all of us. Yes, I’m talking to you, my friend; soldering iron in one hand, PCB board in the other, pining to tell your ...