CTC soups up its Dumble/K-style amp-in-a-box drive with some super rare germanium. It's limited edition, on until it's gone, but the original Unobtanium will remain on the menu When you purchase ...

Fans of Fulltone’s much-cloned OCD circuit will know there are a variety of versions available, but Michael Fuller reckons his latest overdrive pedal is “the ultimate OCD” - meet the CS-OCD-Ge. Set to ...

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 ...

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 ...

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 ...