Russell Whitworth Wednesday, January 21, 2026, 1:31 PM • Russell Whitworth Wednesday, January 21, 2026, 1:31 PM • SEMARC meeting Tonight is the first of a series of meetings to construct a simple pi-based SDR receiver #semarc #hamradio membermojo.co.uk/semarc #hamradio #semarc Detected languages Raw content Share via ...
