This 6-transistor Japanese radio from the 1960s used germanium transistors and had an output power of 180 mW. The circuit is of the superheterodyne type with push-pull class B output.
This circuit rejects frequencies around 1 kHz and can be adjusted using C1. Equivalent operational...
This is an old circuit with a homemade sensor found in the September 1995 Electronics Now...
July 2017 - The new Schottky rectifiers from the FMX series for currentes from 1 to 3 A from...