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12/22/2010 | ARRL Headquarters Closed for Christmas, New Year’s Holidays
ARRL Headquarters will be closed Friday, December 24 and Friday, December 31 in observance of Christmas and New Year’s Day. There will be no W1AW bulletins or code practice transmissions those days. There will be no ARRL Letter or ARRL Audio News on Thurs
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10/01/2010 | ARRL in Action: What Have We Been Up to Lately?
This feature -- including convenient Web links to useful information -- is a concise monthly update of some of the things ARRL is doing on behalf of its members. This installment covers the month of September.
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08/06/2010 | The K7RA Solar Update
Sunspot numbers and solar flux declined this week, with the average daily sunspot numbers down more than 15 points to 20.3, and the average daily solar flux down nearly 4 points to 81.4. These are the numbers from last Thursday through this Wednesday, Jul
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04/13/2010 | Welcome to the New ARRL Web Site!
We’d like to welcome you to the new ARRL Web site. After more than two years of work, the staff, officers and Board of Directors are excited to show you what’s in store.
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04/02/2010 | The K7RA Solar Update
Even though this bulletin may arrive a little early (due to the Good Friday holiday on April 2), jokesters are still too late for sneaking any First of April pranks into this bulletin. No matter when you read it, this bulletin is dated April 2 for good re
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03/26/2010 | The K7RA Solar Update
New sunspot group 1057 appeared on March 23; by March 24, it was 38 times its original size. It covered 10 one-millionths of the solar hemisphere on Tuesday, and on Wednesday, it grew to 380 one-millionths. On Thursday, new sunspot group 1058 appeared, an
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03/12/2010 | The K7RA Solar Update
We experienced a bit of a scare this week when four days went by without sunspots. That's right -- for the first time in three months, we saw more than a single day with a sunspot number of 0, and that last period was back during November 23-December 8.
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Feature
03/01/2010 | ARRL In Action: What Have We Been Up to Lately?his feature -- including convenient Web links to useful information -- is a concise monthly update of some of the things ARRL is doing on behalf of its members. This installment covers the month of February.
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