how to make a stepper motor generator
a stepper motor is easy to find they use them in printers and ya can find them in the trash all the time so ya can get them for free and use them ...
Bike light generator from stepper motor
Generate electricity from a stepper motor to power your bicycle's LED lights.
Stepper Motor Generator - Various Rectifier Circuits - 1
This is a compilation video. The object was to try 4 different rectifier circuits to see which yielded the most power at maximum sustained running ...