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 was obtained in a 1964 magazine, but it can be easily assembled today, as the...
This circuit was published in the Ideas section of Radio Electronics magazine in August 1983. The...
The MOS field effect transistors of this circuit are not very common, as it is a project from the...