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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
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08/12/2011 | The K7RA Solar Update

The average daily sunspot numbers declined more than 24 points to 75.1 this week, while the average daily solar flux was down more than 12 points to 104.3. We saw solar flares recently, with a substantial geomagnetic upset on Friday and Saturday -- August
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07/22/2011 | The K7RA Solar Update

The average daily sunspot numbers for the week rose nearly 27 points to 92.4, while the average daily solar flux increased more than 9 points to 98.2. Sunspot numbers for July 14-20 were 79, 90, 75, 101, 127, 96 and 79, with a mean of 92.4. The 10.7 cm fl
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10/14/2008 | ARRL General License Course on CD-ROM Now Available

Now there is even more help for upgrading to a General class Amateur Radio license--with the new ARRL General Class License Course. The course includes the popular ARRL General Class License Manual with an all new instructional CD-ROM. T
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