ARRL

Search for Amateur Radio News

  • 12/05/2008 | The K7RA Solar Update

    This was another quiet week; the geomagnetic indicators hovered around zero and there were no sunspots. Look at the A values for mid-latitude, high latitude and global here. There was another unusually quiet period this week on Sunday, Monday and Tuesday
    Learn More

  • 04/18/2008 | The K7RA Solar Update

    We saw a string of zero-sunspot days over the past couple of weeks, but this week saw a brief but significant sunspot that lasted only a couple of days. Sunspot 990 emerged as a tiny speck over April 14-15, but it was definitely a Solar Cycle 24 spot. Not
    Learn More

  • 04/04/2008 | The K7RA Solar Update

    The past few days have had very stable geomagnetic conditions. After unsettled to active geomagnetic indicators on March 26-28, conditions quieted down dramatically. Combined with the nearly two-week run of sunspots and the spring season, this makes good
    Learn More