[Tobias Kuhn] had watched a YouTube video about a robot arm which used servo motors, and wanted to try making one himself. But he found it hard to get slow or smooth movements out of the servos. Even ...

Engineers, developers, makers or hobbyists searching for an open source robotic platform may be interested in a new aluminium robot arm created by Chris Annin which takes the form of the AR2. The ...

These days, it’s common among us hackers to load a stepper motor with forces in-line with their shaft–especially when we couple them to leadscrews or worm gears. Unfortunately, steppers aren’t really ...