ARRL

Register Account

Login Help

Search for Amateur Radio News

  • Will, NQ2W "had a great time. Great participation...great propagation...great organization...Already looking forward to next year."

    12/21/2011 | Welcome Back, Old Sol: ARRL 10 Meter Contest Sets Record

    New record number of entries for the 2011 ARRL 10 Meter Contest
    Learn More

  • sunspot4.jpg

    09/07/2011 | Stanford University Researchers Announce Sunspot Breakthrough

    Imagine forecasting a hurricane in Miami weeks before the storm was even a swirl of clouds off the coast of Africa -- or predicting a tornado in Kansas from the flutter of a butterfly’s wing in Texas. These are the kind of forecasts meteorologists can onl
    Learn More

  • latest072811

    07/29/2011 | The K7RA Solar Update

    Sunspot activity dipped over this past week, but now it on its way back up. On July 20, five sunspot groups were visible, but on July 21, only groups 1251, 1254 and 1259 remained. On July 24, new sunspot group 1260 appeared, and the next day, 1251 disappe
    Learn More

  • latest062311

    06/24/2011 | The K7RA Solar Update

    Over the past week -- June 16-22 -- the average daily sunspot number rose nearly 20 points to 55, while the average daily solar flux readings increased by nearly 9 points to 98.6. All geomagnetic indices declined slightly. These increases or decreases are
    Learn More

  • Solar Flare

    03/04/2011 | Respected Journal Publishes Explanation for Low Sunspots

    Respected Journal Publishes Explanation for Low Sunspots
    Learn More

  • large-flare.jpg

    02/15/2011 | Sunspot 1158 Produces Largest Flare of Solar Cycle 24; CME Headed Toward Earth

    Over the past few days, there has been a lot of activity on the Sun. On Sunday, February 13 at 1738 UTC, sunspot 1158 unleashed an M6.6-level blast and on Tuesday, February 15, the same sunspot unleashed an X-class flare, the strongest solar flare in more
    Learn More

  • latest122410

    12/24/2010 | The K7RA Solar Update

    Sunspots disappeared this week. Five days with no spots is the longest since May 9-19, 2010, when we saw 11 days in a row in which the Sun was spotless. Since then, there has only been the occasional day or two which was spot-free. April 2010 saw 13 conse
    Learn More

EXPLORE ARRL

Instragram     Facebook     Twitter     YouTube     LinkedIn