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 circuit in the 1994 Linear Applications Handbook by National Semiconductor. The...
This circuit has more historical value than practical, unless the reader find all the components...
This circuit was found in documentation from the 1970s. It eliminates contact bouncing, providing...