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09/07/2012 | The K7RA Solar Update
There was a surprising jump in solar activity occurred this week: The average daily sunspot numbers rose nearly 55 points (that’s almost 74 percent) to 128.7, while the average daily solar flux values were up more than 28 points to 136.9.
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06/29/2012 | The K7RA Solar Update
Sunspot activity continued to drop until early this week: The average daily sunspot numbers were 26.3, down more than 58 points from last week’s numbers, while the average daily solar flux declined to 92.8, down over 33 points from last week’s average.
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05/22/2011 | Dayton Hamvention Daily Report -- May 22
A brief summary of the events of Hamvention, Day 3.
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12/03/2010 | The K7RA Solar Update
The average daily sunspot numbers for the week of November 25-December 1 increased only slightly from the previous seven days: 1.3 points to 25.9. Sunspot numbers for November 25-December 1 were 22, 23, 22, 34, 31, 24 and 25, with a mean of 25.9. The 10.7
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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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09/27/2010 | SDR Dominates the 2010 ARRL/TAPR Digital Communications Conference
Software Defined Radio was in the spotlight at the Digital Communications Conference
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06/29/2010 | IARU International Amateur Radio Satellite Forum Scheduled in Conjunction with AMSAT-UK Meeting
The IARU International Amateur Radio Satellite Forum will be held in conjunction with the AMSAT-UK Colloquium in Guildford, England on the weekend of July 31-August 1. The forum -- chaired by IARU Amateur Satellite Advisor Hans van de Groenendaal, ZS6AKV
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10/14/2009 | Mathias Bjerrang, LA5NM/JW5NM (SK)
Noted DXer Mathias Bjerrang, LA5NM/JW5NM, passed away October 11. He was 67. While in Svalbard, Norway, Bjerrang slipped and fell while walking, hitting his head and was later found Sunday morning, cold and unable to speak. He was brought inside where he
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