20 Feb 2018
Sunspots - Tuesday February 20th 2018
Solar flux is 70 today and the sunspot number 0. A=17 and K=1.
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Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
Often it is useful to have an idea about which bands are open and to where. One such guide is https://www.tvcomm.co.uk/g7izu/radio-propaga...
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