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08/05/2015 | WWV’s 25 MHz Signal is Back on Original Vertical Dipole

Time and frequency standard station WWV’s resurrected 25 MHz signal — now back on the air for more than a year after going silent in 1977 — is once again transmitting on a vertical dipole from its original antenna and location.
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04/25/2014 | The K7RA Solar Update

Quiet conditions in the forecast
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06/29/2013 | Strong Geomagnetic Storm in Progress

HF conditions may be poor or unsettled for the next several days.
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11/02/2009 | Fall Frequency Measuring Test This Month

The W1AW Frequency Measuring Test (FMT) has taken several different formats over the past few years. This year, we return to the "classic" FMT -- measuring the frequency of an unmodulated carrier. Accurate frequency measurement is required of al
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04/18/2008 | The K7RA Solar Update

We saw a string of zero-sunspot days over the past couple of weeks, but this week saw a brief but significant sunspot that lasted only a couple of days. Sunspot 990 emerged as a tiny speck over April 14-15, but it was definitely a Solar Cycle 24 spot. Not
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