Found in 1969 RCA documentation, this circuit maintains constant current in the filament of a lamp or in a heating element. The circuit makes use of period components.
Found in an American publication in 1967, this circuit generates pulses for the triggering of a LASER of...
The maximum current of this circuit is 1.5 A. The circuit has the formulas next to the diagram to...
This biestable vox circuit was found in an old documentation. The circuit makes use of components of...