Electric OU: Coil Shorting Shunt Motor 2: Effect of Diode
Everyone is having so much fun with videos of their vacuum cleaner universal motors that I thought I had better make another one too.
This motor has _no magnets_ in it.
The rectified and filtered DC output of the stator coils is about 100V, but there still isn’t enough current coming out to light up an incandescent bulb.