Found in a 1967 General Electric SCR manual, this circuit triggers in case of excess current, causing the fuse to blow or a circuit breaker to open. The components are from the era.
Found in a 1964 Electronic Design, this circuit protects the transistors of a complementary output stage. The...
Found in a 70s RCA manual, this circuit uses transistors from the era. Equivalent types can be...
This circuit found in a 1988 documentation consists of a timer or sequential timer controller. The...