Explore the fascinating world of clean energy with this step-by-step DIY magnetic generator build. Learn how everyday items like a CD, magnets, and copper coil can generate electricity using the ...

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 ...

Engineering design makes all kinds of tradeoffs. Power trades off with torque, strength trades off with weight, and cost can ...

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, ...

I recently purchased a new oscilloscope for home use. It’s a 250 MHz scope, but I was curious what the actual -3dB frequency was as most scopes have a bit more upper end margin than their published ...