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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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12/07/2011 | New Rules for 60 Meters Have Yet to Take Effect

Last month, the FCC released a Report & Order (R&O), detailing new rules for the 5 MHz (60 meters) Amateur Radio band. These rules have not been published in the Federal Register. In order to be official, the rules must be published in the Federal Registe
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11/18/2011 | Surfin’: Smörgåsbording

This week, revisit two recent installments of Surfin’ and learn all about ham radio in the 21st century
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11/04/2011 | The K7RA Solar Update

First, a few updates on Solar Cycle 24. As you might suspect, the average of daily sunspot numbers for October shot way up -- from 55.5 in June, to 67.2 in July, 66 in August, 106.4 in September and 123.6 in October. Our three month moving average of dail
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10/07/2011 | The K7RA Solar Update

Sunspot excitement continues, as we continue to see daily images of our Sun peppered with spots. The average daily sunspot numbers for the week were about the same as the previous week, increasing from 96.1 to 96.7, while the average daily solar flux drop
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09/28/2011 | AMSAT Sponsors ARISSat-1 Re-entry Contest

AMSAT Secretary Alan Biddle, WA4SCA, said the ARISSat-1 Team is still looking for entries in the Chicken Little Contest. This is your opportunity to calculate or guess when ARISSat-1 falls out of orbit. This is defined as the time it crosses an altitude o
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09/16/2011 | IARU Region 1 President to Present Webinar

IARU Region 1 President Hans Blondeel Timmerman, PB2T, will present a webinar on last month’s IARU Region 1 General Conference. The conference -- held in Sun City, South Africa -- was held in conjunction with the IARU’s annual Administrative Council meeti
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07/08/2011 | The K7RA Solar Update

The average daily sunspot numbers for the past week dropped less than a point -- from 42 to 41.6 -- compared to the previous week, while the average daily solar flux was down more than 5 points to 86.2. Sunspot numbers for June 30-July 6 were 34, 51, 54,
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