This 50 W amplifier was found in the November 1983 Radio Electronics issue. The circuit is suitable for the case and includes a preamp with tone control using off-the-shelf components.
This simple circuit causes an LED to flash at times whose active cycle is determined by C1 and C2....
In the figure we show the typical configuration of a shared line using a twisted pair where the...
This circuit appeared in Amateur Radio Today in an issue and was found in a 1995 issue. The...