We found this circuit in a 1967’s Electronics World. The circuit can be made with modern equivalent transistors. The selection is made by the tuned coil.
We found this circuit in a 1981 publication. We applied an audio signal, for example, a music...
Indicated for automotive applications, this circuit was published in the July 1983 issue of Radio...
This amplifier provides 20 W of power on each channel, containing separate filters to power a...