I invented this DIY book lamp to introduce children to electronics. I use it in STEM education, but it turns out to be a fun project for adults too.

Abstract : In this post we propose the construction of a diffraction grating spectrometer based on w

Tired of your smart home failing during internet outages? Me too, so I made the switch to an offline smart home. Here's how you can too.

An Easy to Build Real Homemade Computer: Z80-MBC2!: If you are curious about how a computer works and interacts with "external things", nowadays there are a lot of boards ready to play like Arduino or Raspberry and many others. But this boards have all the same "limit"... they hide the inner part b...

This guide explains everything you need to know to build stand-alone photovoltaic systems that can power almost anything you want.

I'm Back Film enables photographers to convert analog cameras to digital without modification.

An extensive, non-commercial introduction to hobby CNC machining and resin casting. Includes a primer on CAD and CAM.

Audio Codec HAT - Bring Audio Feature To Your Raspberry Pi..The Audio Codec HAT is a low-power, high-quality stereo CODEC