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08/15/2011 | ARRL and California Researchers Team Up to End 12 Meter Interference
After the resolution of the recent 60 meter CODAR situation on the East Coast, the ARRL noted an earlier report by John Terrell, N6LN, of Palos Verdes, California. Terrell described CODAR activity on the 12 meter band, from 24.93 to 25.058 MHz. Since it a
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08/03/2011 | Investigation by ARRL OOs, Researchers Leads to Resolution of 60 Meter Interference
Collaboration between ARRL Official Observers and researchers at Rutgers University has resulted in a change of operating frequency of coastal HF radars, eliminating interference to amateur stations using two frequencies in the 60 meter (5 MHz) band,
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Feature
07/22/2011 | Surfin’: Updating Surfin’This week, Surfin’ revisits and updates recent installments of itself.
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Feature
07/15/2011 | Surfin’: Hill-Topping for the Golden PacketThis week, Surfin’ urges hams to climb every mountain on the East and West Coasts in the quest for the Golden Packet.
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05/13/2011 | The K7RA Solar Update
As reported in The ARRL Letter on Wednesday, six sunspot groups were visible, but that number shrunk to two on Thursday. Daily sunspot numbers declined from 84 to 29 over those two days as well, but the average sunspot number for the reporting week (Thurs
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04/07/2011 | ARRL Frequency Measuring Test Scheduled for Tuesday, April 12
The Frequency Measuring Test (FMT) adds a couple of new wrinkles to the format when it takes to the airwaves on April 12. The first change is that the FMT will be held on Tuesday evening instead of Wednesday. If weeknight schedules have prevented you from
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11/12/2010 | The K7RA Solar Update
Both the average daily sunspot numbers and solar flux increased over the past week, with sunspot numbers up 7.4 points to 33.1, and solar flux up 2.1 points to 84.2. Four new sunspot groups have appeared since November 4. For some reason, NOAA is currentl
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09/02/2010 | Hurricane Earl Heading for North Carolina, Hurricane Warnings Issued for New England
Hurricane Earl -- once again a Category 4 storm -- is currently aiming for North Carolina’s Outer Banks. At 11 AM (EDT), Earl is located about 300 miles south of Cape Hatteras and 765 south of Nantucket Island, just off the coast of Massachusetts. Earl is
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