Dynamo Player is one of the many DIY options we’ve looked at with close interest over the past year, (See Felicia Ptolemy’s Review HERE and Rob Millis’ Introduction to the Dynamo Player HERE. Is 2012 ...

Discover how to build a simple electromagnetic motor and generator using everyday materials in this hands-on science ...

SUGAR LAND, Texas - After the Big Freeze, and before hurricane season begins, a lot of people are reviewing their plans to get power in an emergency. While portable generators are very popular, a ...

[Glenn] from The Back Shed has built a lot of windmills and stationary generators over the years, but recently decided to try his hand at building something a bit more portable. The charger is based ...

If you have a modern function generator on your bench it is quite likely to contain a direct-digital synthesis circuit that creates arbitrary waveforms using a microprocessor controlled DAC. If you ...

If MacGyver and Survivor Man got together and handed out an award, they might give it to the inventor of this incredible DIY water wheel generator. With some empty plastic bottles, a little wire, and ...