2 Nov 2017
Sunspots - Thursday November 2nd 2017
Solar flux is 73 today and the sunspot number zero. A=4 and K=2.
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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.
This news came to me via Amateur Radio Weekly . Some years ago the huge radio telescope at Arecibo in Puerto Rico failed terminally when som...
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