ARRL

Register Account

Login Help

Search for Amateur Radio News

  • doublepeak.jpg

    03/14/2013 | Solar Cycle 24 May Have “Double Peaks,” Says NASA Solar Physicist

    According to NASA, the current solar cycle -- Solar Cycle 24 -- should hit its “solar max” sometime in this year, but so far, solar activity has been relatively low. According to an article by NASA’s Dr Tony Phillips, this period of quiet has led some obs
    Learn More

  • latest121610.jpg

    12/17/2010 | The K7RA Solar Update

    The average daily sunspot numbers for this week declined more than 7 points to 27.6 from the previous week, December 2-8. The solar flux was about the same as last week, with the average up less than a point. Sunspot numbers for December 9-15 were 22, 33,
    Learn More

EXPLORE ARRL

Instragram     Facebook     Twitter     YouTube     LinkedIn