The operational amplifier used in this circuit is uncommon today, but the configuration can be made with more modern operators. The power supply is symmetrical.
This power control for powers up to about 10 W uses wire potentiometers in an arrangement that...
This simple transistor test circuit was found in Radio Elecronics magazine from October 1961. It...
Another triggered oscillator that we found in the November 1984 Radio Electronics magazine. The...