msiegel Star

Tags  →  solar

re-using fluorescent bulbs is clever... if somewhat dangerous

great idea for reducing the up-front cost of solar installations
simpler construction, yet good accuracy

"The Zero Volt Diode" -- a power MOSFET acts like a very low voltage drop diode that switches state at 0V and which is used to conduct negative current from drain to source
98% efficient Solar Powered Electric Vehicle Motor.

now *that* is an efficient motor