This is a nice example of scavenging parts from an inkjet printer to make cool stuff. It uses an Arduino and a Motor Shield to control the DC motor. The web site has a lot more information and the source code to get you started.

More about Using a DC motor as a servo with PID control

In the Maker Shed:


MotorShield for Arduino Kit

  • Matt W

    The gentleman states in the beginning of the video that PID stands for Position Integral Derivative. That’s wrong, it Proportional, Integral, Derivative. google it.

    • Marc de Vinck

      You’re right, good catch!