Found in a 1980s English magazine, this trigger circuit can have different types of inputs depending on the sensor and type of action on the controlled load.
This circuit is from the 1993 Motorola Linear Interface Circuits. The source does not have to be...
This range is normally used in marine communications as indicated in the 1989 documentation. The...
This shield circuit is from a 1968s Motorola documentation. The relay is according to the supply...