The DIY Electronic Siren circuit described here can create three different US-style siren sounds: DIY police, DIY ambulance and fire engine. The desired sound can be selected using switch S1. The ...

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 ...

In this project, I'll make a small circuit capable of blinking lights, on its output we get a digital signal that we can use ...

Discover the step-by-step process of creating a powerful music reactive LED strip circuit in this comprehensive tutorial.

Straight out of the golden age of DIY electronics, the Digital Wooing Aid circuit turns TTL logic into tender words. It’s ...

I started building and designing my own circuits about eight years ago when I moved to London from Warsaw. I originally moved here to study piano, but I ended up finishing a degree in computational ...

Interested in DIY a simple electronic impulse relay module? T. K. Hareendran designs an impulse relay circuit that mimics the functions of a conventional electromechanical impulse relay. This module ...