We found this circuit in a 1982 documentation. It uses a CA3140 or equivalent operational amplifier and does not require a symmetrical source. The output is 1 Vpp wide.
This circuit can be used as a basis for the design of battery chargers with up to 1.5 A of...
Using LM3909 integrated circuits, this circuit was found in an American documentation from the...
This circuit is suggested by National Semiconductor (now Texas) in an old manual. The circuit...