This is an amplifier circuit intended for modulating transmitters. The 5-tube circuit is from an American manual from 1947. The power supply uses a transformer.
This circuit uses components that are still common despite being from 1995 documentation. The circuit can...
Found in an old American documentation, this circuit uses neon lamps as a reference to obtain a...
This pulse width-tuned circuit was found in the March 1996 issue of Electronics Now magazine. The...