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Simple 12v compact fluorescent tube ballast/inverter only eight components! updated!
Bicycle Cell Phone Charger (Wind Turbine with build in Battery)
Free Air Conditioning
DIY Solar Air Conditioning Unit
DIY recumbent bicycle made from recycled parts
No Weld Recumbent - Modifications
No Weld Bike Trailer
The New and Improved Brushless Electric Scooter Power System Guide
Electric Vehicle - A simple lightweight EV platform
200kW AC Motor Controller for Electric Car
DIY: Simple, efficient wind turbine rotor