This is a diagram of a 1970s reel or tape recorder. It is an Italian Geloso recorder, quite popular at the time. The circuit is a reference for equipment recovery.
We found this receiver in old documentation. The transistor is made of germanium and the...
This circuit was found in and old documentation of 1958 and uses complementary germanium...
The coil of this receiver consists of 100 turns of wire 38 to 30 in a ferrite rod and the...