ARRL – American Radio Relay League

ARRL – American Radio Relay League

  • RSS American Radio Relay League

    • The K7RA Solar Update 19.4.2019
      New sunspot group 2739 appeared on April 17, and the daily sunspot number rose to 24. The new sunspot has a polarity indicating it is still part of old cycle 24, the current sunspot cycle. This reporting week (April 11-17) the average daily sunspot number rose from 6.9 to 14, while average daily solar flux […]
By |2018-11-13T16:59:03+00:0018.12.2017|Nyheter|
Bergensgruppen av NRRL, Totlandsvegen 501, 5226 Nesttun.
Bruk "Kontaktskjema [LINK]"