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 interesting circuit allows to obtain symmetrical voltages from a simple battery. Among its...
This calibrated circuit was found in documentation from the 1980s. It makes use of an integrated circuit...
Using a 741 operational this circuit was found in the August 1993 Electronics Now magazine. The...