Hackaday

Building A Generator That Runs Off Hose Power

[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 ...
Hackaday

Building A Wind Power Generator In Your Backyard

For many environmental enthusiasts, horizontal-axis wind turbines (HAWTs) — the kind that look like windmills slowly spinning in the distance — are a pretty familiar sight. Unfortunately, there are ...
For Construction Pros

Cat Releases Temporary Connection Boxes for Mobile Generator Sets

Caterpillar has introduced a flexible new family of Cat temporary connection boxes for mobile generator sets. These facility connection boxes provide an easily accessible docking station to quickly ...
EDN

Building a Frequency Generator by Using 555 Timer

The project was designed to build a frequency generator based on 555 timer that can be used as a body zapper. The project was designed to build a frequency generator based on 555 timer that can be ...
Wired

Build a Thermoelectric Generator, Like the Ones That Power Deep Space Missions

The phrase "heat engine" might trigger some bad memories from your introductory thermodynamics course. But don't worry, I am going to show you the coolest heat engine you could possibly image—the ...