Found in RCA documentation from the 1960s, this 60 V regulator has a 100 V input and a current of 1 A. The transistors are from that time. One can try to use modern equivalents.
We found this circuit in the March 1992 issue of Radio Electronics magazine. The circuit has a...
We found this circuit in a 1980s American documentation. The operational amplifiers of the...
This circuit already explored in several diagrams in this section was found in a 90’s Popular...