Found in a 1980s telecommunications documentation, the circuit presented acts as a product detector. The modulator or mixer in the square may be that of the previous circuit.
This circuit is from a 1968 Electronic Design. The components are from the era and the operating...
The idea of this circuit found in a Radio Electronics from January 1966. The idea of the...
The illustrated circuit uses the AUIRS2301 S from International Recfifier (www.irf.com) and is...