[Frank Herrmann] had an interesting idea to turn a geared DC motor into a servo motor assembly, but with a stepper motor-like interface.By stacking some small PCBs behind the motor body, it was ...

In my case, I used 12VDC power supply to the motor because this voltage level is compatible with L293D Motor Arduino Shield. If you want to use a 24VDC power supply, the motor control module must ...