Discover how to create a functional DIY solar panel using a compact disc, copper foil, aluminum foil, and LEDs in this ...

These light up paper circuit cards were much easier to make than I expected and only need a few inexpensive materials.

1. Joints - The Foundation of Movement Joints are the moving links in a robotic arm. They let the arm bend, rotate, or change ...

Build festive decorations using Arduino and Raspberry Pi with these five creative holiday projects and video tutorials ...

A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

The heart of this diy metal detector circuit is the CS209A IC. The metal detector is built with one 100µH coil that has 40 mm in diameter and is made of 50 turns/0.4 mm wire. CS209A has one oscillator ...

If you are always searching for new projects to keep you busy you might be interested to know that N-O-D-E that’s created and published a free new digital book entitled 1,000 Useful Things to Make.