This switching circuit for the power grid, featuring fast acting characteristics, was found in a 1965 General Electric documentation. Modern equivalent components can be used.
This anti-ringing circuit was found in an English documentation from 1996. The integrated circuit is...
The figure shows how to increase the gain of the amplifier stage of the previous circuit. The...
This circuit uses unusual operational amplifiers, but equivalents can be tried. FETs can also be...