Found elsewhere in this section, but from other sources, this circuit is from Motorola documentation. The circuit uses a triac of the time and a tripping transformer. The circuit is for 110 V network.
This interesting circuit found in a European publication from the 1990s eliminates the voice that...
This simple circuit that interrupts the supply of a 12 V load in the event of an overvoltage was found in...
The radio presented was found in a 1980 documentation. It consists of 3 stages: the tuning circuit...