Found in a 90s documentation, this circuit triggers the SCR when there is an overvoltage in order to cause the fuse to blow quickly. The SCR can be a TIC106.
This circuit is from an 80's component manual. The components are from the time, but the circuit...
This circuit was found in the November 1992 Radio Electronics magazine. The resistor in series with...
Voltage regulators from 5 to 15 V for currents of 1 A, can be easily obtained in the form of...