This circuit was found in a 1980s documentation for amateur radio. The circuit makes use of components of the era, but modern equivalents can be used.
This circuit is from an old French documentation from the 70s. The coupler admits equivalents and...
This high-performance circuit was found in the 1982 SGS Linear Integrated Circuits Manual. The...
This power control for powers up to about 10 W uses wire potentiometers in an arrangement that...