Creator, AstroSam, built a functional prototype of a brain-computer interface (BCI), called Mind Link. It reads brain signals ...

Tom] has taken a DIY approach to smart sailing with a Raspberry Pi as the back end to the navigation desk on his catamaran, the SeaHorse. Tucked away neatly in a waterproof box with a silicone ...

In this three part video series we watch [Dirk Herrendoerfer] go from scraps to a nice 3D printed assembly as he iterates through the design of a pen plotter for making circuit boards. [dana] menti… ...

Build a DIY Lead Acid Battery Charger Circuit. Posted: February 1, 2025 | Last updated: March 8, 2025. Learn how to build your own auto cut-off lead acid battery charger circuit for a 12V system.