In fact, it is a night light system that automatically turns on the outside lights when it gets dark and turns them off at dawn. The circuit only applies to incandescent lamps.
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...