Found in old American documentation, this receiver transmits signals via the power grid. We can use it on links or remote control. The components admit equivalents.
This circuit found in French documentation, works with 15 V logic, but can be modified to TTL or 5...
This configuration with the 741 Operational Amplifier has an NAB equalization for magnetic...
This circuit was obtained from an American documentation from the 90's. The components can be...