This Arduino sketch is used to control 2 DC motors and 2 optical encoders from printer head frame by step/ direction signals.

Forget sourcing parts for your next project from some fancy neighborhood hardware store. If you really want to show your hacker chops, be like [HomoFaciens] and try a Dumpster dive for parts for a CNC ...

[Scott Rumschlag] wanted a way to precisely map interior spaces for remodeling projects, but did not want to deal with the massive datasets created by optical 3D scanning, and found the precision of ...

Abstract: Torsional vibrations are unwanted phenomena induced by varying torque in power transmission systems. This study investigated torsional vibration measurements using optical sensors and ...