13 Jul 2017
Sunspots - Thursday July 13th 2017
Solar flux is 90 today (high) and the sunspot number 43 (high for this part of the sunspot cycle). A=4 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.
This is another spectacular photo from the Shetland Is by Richard Lewis that appeared on 365project .
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