Only for reference this is a circuito f a commercial receiver of the year 1958. The circuit uses coils and transformers hadr to find in our days. The circuit is destinated to receive MW stations.
This circuit generates an FM signal of 4.7 or 10.7 MHz for audio signals on analog TV or FM, with...
We found this circuit in an English documentation from the 60s. The integrated circuits are the...
Found in Popular Electronics this circuit will trigger a buzzer if the ignition key is removed...