This circuit has a gain of 34 dB and a good power to be used as an audio booster in cars. The configuration was found in the 1982 SGS linear integrated circuit manual.
We have other similar setups on this site. This one is from September 1976 Radio Electronics. The...
This low voltage AC control uses a triac. Any TIC series triac can be used and this device must be...
Using germanium transistors, this amplifier provides a 540mW output power when powered by 9V. We...