HF #hamradio #propagation in the United States.
mrrashbone.substack.com/p/which-stat...
📻 Band Conditions — SFI 109 · K-index 0 · Sunspots 77 Daytime: 80-40m Good | 30-20m Good | 17-15m Fair | 12-10m Poor Data: NOAA SWPC / hamqsl.com #hamradio #cbradio #propagation
