Found in an American documentation from the 90s, this circuit makes use of an output transformer for transistors, working with a 6 V power supply.
When the sensor X1 is opened, the relay is energized. When waiting, the current drained is very...
This circuit can also use other series operational amplifiers such as MC33172, MC33174, MC35171,...
This circuit was originally designed to power the CB18698's MSX interface, but it is suitable for...