This circuit was found in a documentation from 1948. There are 5 valves with push-pull output. The source uses a transformer, and the indicated application is with turntables.
Found in a 1967 EEE, this circuit oscillates at 20 MHz according to the values of the given...
In the figure we have an amplifier step configuration with a transistor suggested by a 1985...
This constant current circuit was found in the October 1993 Electronics Now magazine. The current can...