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04/27/2012 | The K7RA Solar Update

Solar activity revived over the past week, with a big increase in sunspot numbers. On Friday, April 20, the daily sunspot number reached 162; four days later on April 24, the number reached 169. This level of activity has not been seen since last fall, wh
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03/25/2011 | The K7RA Solar Update

All solar indicators were lower again for the second consecutive week. The average daily sunspot numbers declined more than 28 points from the week before to 40.9, while the average daily solar flux was off more than 18 points to 94.8. But looking at sola
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11/12/2010 | The K7RA Solar Update

Both the average daily sunspot numbers and solar flux increased over the past week, with sunspot numbers up 7.4 points to 33.1, and solar flux up 2.1 points to 84.2. Four new sunspot groups have appeared since November 4. For some reason, NOAA is currentl
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11/05/2010 | The K7RA Solar Update

The average daily sunspot numbers declined again this week, this time by nearly 25 points to 25.7, about half what it was last week. Last week’s average was down about 5 points from the week before, when it was 55.6. Sunspot numbers for October 28-Novembe
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02/24/2010 | ARRL DX Phone Contest Brings DX in Full Force to the HF Bands!

With the 2010 ARRL International DX CW Contest now history, the first weekend in March brings the next round of competition: the 2010 ARRL International DX Phone Contest. Like its CW predecessor, this event focuses on DX stations working all US states and
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02/19/2010 | The K7RA Solar Update

We've now observed sunspots continuously for the past 30 days -- certainly a turnaround from the quiet conditions of the past few years. In fact, in 10 weeks, we have seen only three days with no sunspots: December 25, January 6 and January 19.
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