An amateur radio operator's guide to building a multiband, multimode HF transceiver, providing working descriptions and advice on purchasing parts. Electronics technician Henderson covers the complete spectrum of building and using a radio transceiver, including interfacing digital and analog circuitry, digital switching noise out of sensitive analog circuits, anticipating the behavior of RF circuits, interfacing a microcontroller to various input/output devices, circuit board fabrication, and assembly programming of the Intel 80C31 microcontroller. Paper edition (unseen), $29.95. Annotation c. by Book News, Inc., Portland, Or.