These concepts go back to Tesla, and his concepts of his Tesla Switch. Also, Bedini uses these Bi-Filer coils with much success. These are attempts to show overunity while using PWM (pulse width modulation). Regards, sirHOAX

(may be broke/outdated!)
These concepts go back to Tesla, and his concepts of his Tesla Switch. Also, Bedini uses these Bi-Filer coils with much success. These are attempts to show overunity while using PWM (pulse width modulation). Regards, sirHOAX