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.
This converter or inverter uses components that are still common. The transformer is the type...
This circuit generates sine low-frequency signals. The frequency depends on the twin-T network....
This traditional oscillator circuit that can be found elsewhere in this section uses general...