Suggested by General Electric in a 1968 documentation this integrated amplifier uses a component of the era, the PA237. The circuit runs on 24 V and excites a 16-ohm speaker.
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
The circuit shown in the figure below is suggested by ON Semiconductor (www.onsemi.com), based on...
This old circuit is from the era of analog televisions, serving for technicians to make...