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A M-G (Motor Generator) set was little more than a motor connected to a generator. The motor might take, say, 12V DC and the output could be, for example 300V AC that would get rectified for the ...

This one differs from those in that most use a brushed DC motor as a cheap generator, while here that function comes from a stepper motor feeding a rectifier pack and thence a DC-to-DC converter.

A DC motor/generator is connected to a light bulb. When a mass spins the generator, the light bulb emits light. If you have any questions about the demos or notes you would like to add to this page, ...