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.
This circuit is from a publication from the 50's. Inductive components are critical, and...
This simple two-transistor circuit used transistors from the 60s, having been found in a...
This circuit uses an oscillator that generates a signal of approximately 1450 kHz to test...