19 Jul 2017
Sunspots - Wednesday July 19th 2017
Solar flux is 78 today (down) and the sunspot number has returned to zero again. A=7 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.
It surprises me that more use of some ISM bands is not utilised for beacons. In many countries around the world this is licence free with a ...
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