22 Apr 2018
Sunspots - Sunday April 222nd 2018
Solar flux is 75 (quite high for this part of the solar cycle) and the sunspot number 34 (remarkably high for where we are in the solar cycle). A=12 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.
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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