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#LEDs are composed of tiny crystals of gallium, Ga from column IIIA, and atoms of elements from Group VA elements. #ECE #EEE

#LEDs are composed of tiny crystals of gallium, Ga from column IIIA, and atoms of elements from Group VA elements. #ECE #EEE

Turn a car alternator into alternative energy by building this cheap and easy homemade wind generator.

Turn a car alternator into alternative energy by building this cheap and easy homemade wind generator.

Turn a car alternator into alternative energy by building this cheap and easy homemade wind generator.

Turn a car alternator into alternative energy by building this cheap and easy homemade wind generator.

Joule thief 1.5v to 12v led light circuit super hemat

Joule thief 1.5v to 12v led light circuit super hemat

12/24V 300W Turbine Controller Wind Turbine Generator Regulator Sale - Banggood.com

12/24V 300W Turbine Controller Wind Turbine Generator Regulator Sale - Banggood.com

100 IC Circuits

100 IC Circuits

1 - 200 Transistor Circuits

1 - 200 Transistor Circuits

Build-it-yourself wind powered generator schematics.

Build-it-yourself wind powered generator schematics.

The post describes an idea through which a dead or faulty CFL unit can be recycled and converted into a useful LED light circuit.

The post describes an idea through which a dead or faulty CFL unit can be recycled and converted into a useful LED light circuit.

Simple Triac #Dimmer Circuit  are devices used to lower the brightness of a light. By changing the voltage waveform applied to the lamp.

Simple Triac #Dimmer Circuit are devices used to lower the brightness of a light. By changing the voltage waveform applied to the lamp.