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Feature
12/08/2009 | Amateur Radio Quiz: From One End to the OtherAt the bottom of the solar cycle during the month of the winter solstice, there are two contests that span the limits of our MF/HF spectrum. The ARRL 160 Meter Contest ran last weekend and conditions were expected to be excellent. The other is the AR
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01/30/2009 | The K7RA Solar Update
On Tuesday, January 27, we saw another one of those "almost-a-sunspot" emerge in the Sun's low latitude, so it was probably an old Solar Cycle 23 spot; it was gone the next day. Sunspot numbers for January 22-28 were 0, 0, 0, 0, 0, 0 and 0 with
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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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