Tri-Force Gate, Bedini Motor, Perendev Motor tri-gate videos Tri-Force Gate -- Slight Curve, Slightly "Up hill" 2 Tri-gate energy gain Perendev and Bedini motors How to Build a Bedini Motor ... Part 1 How to Build a Bedini Motor ... Part 2 Free Energy? See Perendev Motor-Power Motor Perendev magnetic motor 참고 참고 참고