HF Frequency Synthesizer Easier Than Ever

Digital Frequency Synthesizers Schematic

By Pierre Boillat, HB9AIS 20 Fin de Meyriez CH-3280 Meyriez, Switzerland Translated from the January 1990 issue of old man The first generation of HF equipment featuring digital frequency readout dedicated to Amateur Radio appeared on the market about 25 years ago. This technological development was much appreciated. Try to imagine, or remember, all the care that was needed when only analog displays were used, and when you wanted to make a sked on a specific frequency. It was certainly...