This circuit was obtained from a Radio Electronics in February 1965. The circuit uses two transistors from the time and can be created with modern equivalent transistors.
This simple MW radio does not need an external antenna to pick up local stations. It was found in a...
This simple receiver picks up local MW stations with playback on a small speaker. The antenna must...
This is a converter stage found in old transistor superheterodyne radios. The circuit is for...