ARRL

Register Account

Login Help

Search for Amateur Radio News

  • Solar Disk-2016-07-14.gif

    07/15/2016 | The K7RA Solar Update

    Tad Cook, K7RA, Seattle, reports: As this solar cycle declines, we will occasionally see periods such as this past week, when activity perks up, and it seems that happy days are here again.
    Learn More

  • Solar Disc June 10 2016

    06/10/2016 | The K7RA Solar Update

    A nearly spotless Sun brings relatively quiet conditions
    Learn More

  • Solar Flare

    07/03/2015 | The K7RA Solar Update

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

  • Solar Disk

    04/17/2015 | The K7RA Solar Update

    Solar activity increased somewhat this week.
    Learn More

  • Solar Disk 10-25-1.jpg

    10/25/2013 | Solar Activity is “High and Intensifying,” NOAA Says

    NOAA reports radio blackouts have occurred over the past 24 hours.
    Learn More

  • latest071212

    07/13/2012 | The K7RA Solar Update

    Solar activity rose moderately this week, with the average daily sunspot numbers up nearly 3 points to 120.9, and the average daily solar flux rising more than 28 points to 166.8. There was quite a bit of geomagnetic activity -- the most happening on July
    Learn More

  • latest060812

    06/08/2012 | The K7RA Solar Update

    The average daily sunspot numbers increased about 60 percent during the past week (May 31-June 6), when compared to the previous seven days (May 24-30). The increase was 48.5 points, from 81.9 to 130.4. The average daily solar flux was also up: 18.6 point
    Learn More

  • latest032312.jpg

    03/23/2012 | The K7RA Solar Update

    Solar activity declined this week: The average daily sunspot numbers were off by more than 13 points to 75.1, while the average daily solar flux dropped over 32 points to 102.1. The solar flux dropped barely below 100, but rounded up to 100 as shown on th
    Learn More

EXPLORE ARRL

Instragram     Facebook     Twitter     YouTube     LinkedIn