Hydrogen! It’s a highly flammable gas that seems way too cool to be easy to come by. And yet, it’s actually trivial to make it out of water if you know how. [Maciej Nowak] has shown us how to do just ...

The Simple Sharing Buttons Generator is a little innovation for a problem you might not even have known your site had. The Simple Sharing Button Generator by Stefan Bohacek. As often as that is the ...

[Debraj] needed a simple signal generator for a project he was working on, but didn’t have one handy. He found that the easiest and cheapest way to get clean, reliable signaling was by using something ...

This two-transistor white noise generator has a surprising feature – about 30dB more noise than the more traditional designs. Q1 and Q2 can be any small-signal transistors with a beta of up to 400.

If you can turn a wrench and operate an electric drill, you can build this simple generator in two days. Turn a car alternator into a homemade wind turbine by building this cheap and easy DIY wind ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? When using generators, many people overlook or are confused by bonding and grounding.

Simple triangle-wave generators have a weakness in that the waveform of their output signal normally cannot be modified. The circuit presented here makes it possible to smoothly alter the waveform of ...

A generator that produces electricity from the ocean's swell has been unveiled, and its inventors hope that its simple design will beat existing wave-power technologies on efficiency and cost.

Discover how to build a simple electromagnetic motor and generator using everyday materials in this hands-on science experiment. Follow the detailed steps to assemble a motor with a plastic bottle cap ...