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.
The circuit shown in the figure can be designed with more modern operational amplifiers, as it is...
This transmitter has a power of only 2 W, but with a good antenna it can send its signals over...
August 2017 - The new DPS1133 power switches from Diodes Incorporated for currents up to 3.3 A...