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.
This circuit is suggested by a 1965 General Electric documentation. The triac must be in...
We found this circuit in 1980s documentation. It can be used independently as CW or by exciting a...
This 80's Motorola circuit can generate 100 MHz signals, but they can reach 200 MHz with the...