We found this circuit in a 1962 publication by General Electric. The circuit applies to common fluorescents in the 117 V power grid but can be changed to other grid voltages.
This circuit can be used in a digital measuring or shield interface. The circuit is from old...
The integrated circuit used in this' 90s amplifier is not very common today. The supply is 24 V,...
This circuit was suggested by National Semiconductor and is present elsewhere on this site. The...