This circuit for communications receivers was found in the January 1974 issue of Radio Electronics magazine. The transistors are Japanese types of the time, as the circuit was part of equipment of that origin.
This is an interesting configuration that can be used as a shield. The circuit generates...
This circuit is from a 1980s documentation, but the configuration can be applied to most modern...
By changing the zener, other output voltages can be obtained for this symmetrical power supply. With...