Found in a 1970 documentation, this circuit makes use of 741 operational amplifiers that are common today. Note that the power supply must be symmetrical.
January 2017 - Mouser Electronics already has the new Ultra Low Drop controllers from Toshiba...
This circuit was found in an Experimenters Handbook of the 1990s. The purpose of this circuit is to...
This circuit detects when a powered circuit suffers a malfunction, lighting an LED. The supply...