We found this circuit in a 1966 documentation. The circuit is intended for a door opening system by the headlight of a car. The sensor is a photo-FET, an uncommon component today.
Found on a Radio Electronics this 80's circuit uses two common SCRs driving lamps. This setting...
This reflex receiver was obtained from a 1963 documentation. The transistors are germanium, and...
The maximum current of this circuit is 1 A. The circuit is from Motorola Linear Interface ICs from...