This hybrid power supply circuit was found in the August 1997 issue of Electronics Now magazine. The power transistor and the integrated circuit must be provided with heat sinks.
This circuit is from an American publication of the 80's. It makes use of components of the time....
The integrated circuit used in this Electronics Now amplifier is not very common today. However,...
This PA or Public Address amplifier with a few watts of power was found in the March 1986 Radio...