This circuit was suggested by General Electric / RCA in a 1980s documentation. The components are of the time and the circuit must be powered by symmetrical source.
August 2016 - It can be obtained from Mouser Electronics the new DC-DC PFM Step-Down XC9272 from...
This circuit was obtained from an 80's EDN. The components used are still common. The circuit can be...
An interesting interface solution that can be provided in some cases is the one shown in the...