The theory behind hydropower is very simple: water obeys gravity and imparts the gained kinetic energy onto a turbine, which subsequently drives a generator.  The devil here is, of course, in all ...

Discover how to build a hand-powered water pump that also generates electricity to light up LEDs using everyday recycled materials. This step-by-step DIY tutorial guides you through crafting a mini ...

[Paul Junkin] bought a curious product off the Internet. It was supposed to generate electricity when hooked up to a running hose. Only, it didn’t do a very good job. His solution was ...

Portable mobile Phone Charger Mini Motor Generator ...

Ideally, you don’t use your portable generator often. But you don’t want this key piece of emergency equipment to let you down when you need it. How can you make sure your generator is always ready to ...

How to create a wide range of complex signals using simple, cheap microcontrollers. A simple process for generating complex signals utilizing standard software tools. Often during product development, ...