Posted in Misc Hacks, Slider Tagged actuator, arduino mega, electromagnet, h-bridge, l293, linear motor, positioner, stepper ← First Light: The Story Of The Laser ...

So he started to wonder if he could skip the controller entirely and connect the stepper motor directly to the digital pins of an Arduino.

Today in devices that use stepper motors to make beautiful music we present to you this Arduino-powered, Raspberry-Pi containing music box that uses ...