This time base circuit for the oscilloscope was obtained from an Electronics Now from the 90s. The circuit is intended to control the cathode ray tube of old oscilloscopes.
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...