ARRL

Login Help

Search for Amateur Radio News

  • 12/12/2008 | The K7RA Solar Update

    Finally! A sunspot group appeared this week, about three weeks since the last group disappeared. The first spotless day after sunspot group 1008's last appearance was Tuesday, November 18; the last spotless day before group 1009 emerged was Tuesday, Decem
    Learn More

EXPLORE ARRL

Instragram     Facebook     Twitter     YouTube     LinkedIn