The integrated circuit used in this application is uncommon, but equivalent operational ones can be used. The circuit is from the Signetics integrated circuits manual from 1972.
This circuit was obtained from a 1967 General Electric documentation. The circuit makes use of...
This circuit protects power supply equipment against transients coming from the power line as well as...
This circuit was found in a 1980s American schematic. Transistors can be modern equivalents. The...