Hand-Crank USB Charger
I wanted to be able to charge my cell phone, MP3 player, and other USB devices while not having plug-in power available. This hand-crank generator, originally designed by Ben Heck, ended up working the best.
I wanted to be able to charge my cell phone, MP3 player, and other USB devices while not having plug-in power available. This hand-crank generator, originally designed by Ben Heck, ended up working the best.
You may be familiar with the battery-powered, pager motor-driven, toothbrush head bristle bot. This project turns that modern classic into a retro-fantastic, Steampunk delight by replacing the battery with a fire stoked steam boiler, the pager motor with a single-action, oscillating piston steam engine, and the toothbrush head with a pair of wire brushes!
This guide will unmake a Canon printer/scanner/fax into Maker resources. We are mainly going for the motors but so much more will come out of this eWaste. The principles and techniques here apply to unmaking most fabricated electronics … a Phillips screwdriver is about as complicated a tool as you will need … and something […]
For sous-vide and more — it controls both heating and cooling!