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 simple stepper motors to grind out merry tunes and a pair of servos to supply a percussion backup.
The box, created by Jeremy Weatherford, is surprisingly simple. The Raspberry Pi contains the music and activates the stepper motors at the right time. The motors vibrate at different frequencies and for different durations, making music. It’s a bit of ridiculous overkill but it’s fun. Writes Weatherford:
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