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 can be used in a toy organ. The frequencies are determined by the capacitors selected by...
May 2016 - Mouser Electronics is sourcing the new high-performance audio amplifiers with bipolar...
This circuit was obtained from the 1976 Siemens Integrated Circuits Manual. It is the circuit for...