Technology

Evil Mad Scientist kits – Low-cost open-source holiday project kits

Evil Mad Scientist kits – Low-cost open-source holiday project kits

Our friends @ Evil Mad Scientist has two open source holiday kits AND the instructions are in PDF AND made wit ComicLife, nice work! “We have written instructions for building two sweet microcontroller-based electronics projects for the holidays: an alphanumeric LED christmas tree ornament and an LED mini-menorah (hanukkiah). These are open-source projects; You can […]

Backpacking battery pack

Backpacking battery pack

Doug made a simple battery pack for Ham radio’ing while backpacking, it’s housed in a giant Altoids tin, he writes – “I have a 10 cell ‘AA’ NiMH battery pack (12V @ 1.6AH) that I use for backpacking. It needed a home! I also wanted a voltmeter built-in so I could keep track of it’s […]