Stepper Motor Generator
This instructable goes over how to create a generator to power lights, charge a battery or capacitor, etc. with kinetic energy.

Stepper Motor (with 4 cables)
8 diodes
a load to charge or power

Step 1: Create a bridge rectifier using 8 diodes in a diamond formation

Stepper Motor Generator

Step 2: Bridge Rectifier Breadboard

Stepper Motor Generator

Step 3: Another view of the breadboard with everything plugged in

Stepper Motor Generator
Here is a project that I created using this circuit:

Circuit Board (A board that lights up using the kinetic energy of the spinning wheel)

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