Found in a Popular Electronics from the 90s, this circuit provides 100 W of power. The power supply is from a 25V source and the integrated circuit must be equipped with a heatsink.
This single channel circuit can be used with one of the many receivers that we describe in this...
We find this circuit in an old documentation, but it can be made using modern transistors. The circuit...
This circuit, with printed circuit board, is from an article in Radio Electronics magazine from...