We found this circuit in an old American documentation. The operational amplifier is from the time and the output used to control an SCR or other power control.
This Schimitt trigger with MOS transistors was found in an old American documentation. Modern...
This circuit, found in a 1979 documentation, consists of a small inverter that applies a voltage to...
This circuit was found in a 1969 Mullard documentation. Used transistors can be replaced with...