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  • latest041212

    04/13/2012 | The K7RA Solar Update

    Solar activity took a serious nosedive this week, with the average daily sunspot numbers dropping to a value less than half the previous week’s average -- down nearly 43 points to 32.6. The solar flux values were also off, down nearly 12 points to 95.9. T
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  • latest030112

    03/02/2012 | The K7RA Solar Update

    The average daily sunspot number this week was down 12 points from the previous week, and the solar flux was about the same. Sunspot numbers for February 23-29 were 52, 47, 47, 58, 45, 35 and 22, with a mean of 43.7. The 10.7 cm flux was 103.3, 108.9, 108
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  • latest122311

    12/23/2011 | The K7RA Solar Update

    The average daily sunspot numbers this week were about the same as last week, while the average daily solar flux declined a little more than eight points to 128.9. Geomagnetic indicators were quiet. The average daily sunspot numbers of 95.3 for the week i
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  • super-8-movie-poster.jpg

    07/05/2011 | Another Hollywood Blockbuster Features Amateur Radio

    The summer of 2011 is replete with big movies, ranging from action-adventure flicks to comedies to coming-of-age dramas. And already this summer, Amateur Radio has played a part in not one, but two movies. In Mr Popper’s Penguins, ham radio was featured,
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  • latest031011.jpg

    03/11/2011 | The K7RA Solar Update

    Solar Cycle 24 continued its upward trend this week. The average daily sunspot number was more than double the value of the week before, rising from 50.9 to 114, while the average daily solar flux rose 44 percent, from 96.8 to 139.4. All this week through
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    02/26/2010 | The K7RA Solar Update

    Two new sunspot groups -- 1050 and 1051 -- appeared on February 23 and 24. We've now seen 38 continuous days with sunspots (including today); the last time there were no sunspots for two or more days in a row was back on November 23-December 8 when we saw
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  • Carlson

    11/25/2009 | New Vice Directors in Central, Roanoke Divisions

    On Friday, November 20, ARRL staff members started opening ballots for the Vice Director races in the Central and Roanoke Divisions. Southeastern Division Director Greg Sarratt, W4OZK; Rocky Mountain Division Director Brian Mileshosky, N5ZGT, and ARRL Chi
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