This power supply was found in a RCA publication from the 1970s. The circuit uses transistors from that time. Modern equivalent transistors can be used.
With the presented circuit it is possible to measure resistances of many megohms using a low...
Series and parallel regulator (CB8814E) The two voltage regulator configurations are combined in...
This circuit was found in the power semiconductor manual of the 1980s ON Semiconductor. The...