Measuring tiny differences in high-voltage circuits usually requires specialized differential test probes, which are often expensive. Fortunately, it’s possible to build your own high-voltage probe ...

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 ...

Here, you'll discover top home wiring tips, electrical wiring techniques, and safe practices to upgrade your home's electrical system. Understand wiring diagrams, troubleshoot electrical issues, and ...

Android: Last week, we discussed Circuit Playground for iOS, a comprehensive electronics reference manual. Android users can get in on the action with ElectroDroid, a collection of electronic ...

It includes buttons, a circuit board, and cables (or 'harnesses', according to machine translation) to connect the two. So it ...

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 ...

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 ...

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 ...

There's little that excites us more than a DIY synth, but slapping an arcade-style joystick onto a fuzzy, glitchy, beeping analog monster practically pushes us over the edge. Synth-master Unearthed ...