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.
This circuit was found in the March 1994 issue of Electronics Now magazine. The circuit uses a...
This circuit is from an American documentation from 1975. However, the circuit is still current, since...
We found this circuit in a 1991 publication, but it can be assembled with more modern components. We can...