ARRL

Search for Amateur Radio News

  • 08/07/2009 | The K7RA Solar Update

    We had some nice sunspot activity from July 3-10 -- and we were hoping for a return 27-28 days later -- but it never happened. Varying by latitude, the Sun rotates relative to Earth about every 27.5 days. If that same region was still active or the activi
    Learn More

  • 10/31/2008 | The K7RA Solar Update

    Solar Cycle 24 is slowly building momentum. We saw sunspots for eight days in a row -- October 10-17 -- then 12 days of no spots. Another sunspot -- number 1007 -- appeared on October 30 from Solar Cycle 24. It is a high latitude sunspot and may provide s
    Learn More