This transistorized circuit appeared in a Radio Electronics magazine in March 1958. The frequency range depends on the tuned circuit, being within a few megahertz.
This amplifier provides up to 15 W of output when powered by a simple 12 V source. The integrated...
Found in 1980s documentation, this amplifier uses a symmetric source and the gain is given by the...
This Audio System circuit was found in 1965 documentation. It is a 50 ohm line circuit with 22 dB...