25 May 2018
Remarkable sunspots - Friday May 25th 2018
Solar flux is 73 and the sunspot number a remarkable 39 so late in the solar cycle, 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.
You can tell it is spring as I am being notified of several rallies. All these are on Sunday March 23rd. As usual, it is always advisable t...
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