28 Feb 2017
Sunspots and 10m - Tuesday February 28th 2017
Solar flux is 82 today (quite respectable) and the sunspot number 40. A=8 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 was very pleasing to see my short article about the use of the ISM bands for QRPP beaconing in the latest SPRAT. In the UK this means 10...
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