This receiver with earphone listening for the medium wave range was published in Radio Electronics magazine in February 1958. The circuit was powered by a 15 V battery.
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...