En route to getting the off-the-peg DC-51 motor ... rectifier and the motor, so it provides a small positive voltage proportional to motor current referenced to 240Vdc for the control circuit. The ...

Permanent magnet dc motors need a chunky ... and poor spike control. I wonder if an IGBT might be the sweet spot. Anyway, the aim of reverse-engineering was to do two things: get this controller and ...