[ZombieSS] wrote in to share the latest iteration of his new open hardware Brushless DC motor high power output stage posted on the Endless-sphere forums. The thread is a gold mine of useful ...

For 11 years now, German company Pinion's sealed mid-mount gearbox has offered a tougher alternative to derailleurs. It's now been combined with a motor, resulting in a two-in-one ebike module called ...

The “Spin Cycle” is an amazing electric bicycle built using a motor salvaged from a washing machine; when the puns are this perfect you have to roll with them. [jimminecraftguy’s] creation is one of ...