ARRL

Login Help

Search for Amateur Radio News

  • Solar Flare

    07/03/2015 | The K7RA Solar Update

    Was Field Day propagation really that poor? Maybe not.
    Learn More

  • latest111711.jpg

    11/18/2011 | The K7RA Solar Update

    This week geomagnetic indices quieted a bit, as did solar activity in general. On November 9, sunspot numbers reached a high of 220, and this week, they declined, rose to 176 and then declined again. The average daily sunspot numbers slipped 8.4 points to
    Learn More

EXPLORE ARRL

Instragram     Facebook     Twitter     YouTube     LinkedIn