This is a simple fire alarm circuit using Germanium Diode and 555 timer. In this circuit Germanium Diode plays very important role in detecting the fire.This is a simple fire alarm circuit using ...

The classic crystal radio was an oatmeal box with some wire and a few parts. [Michael Simpson] has something very different. He found an assembled Philmore “selective” radio kit. The simple kit had a ...

Nexperia has introduced 120V silicon germanium (SiGe) rectifier diodes “with reverse voltages that combine the high efficiency of their Schottky counterparts with the thermal stability of ...

GE Global Research, the centralised research organisation of the General Electric Company, announced the development of the world’s best performing diode built from a carbon nanotube, which will ...