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12/01/2009 | From One End of HF to the Other: The ARRL 160 Meter and 10 Meter Contests
Both MF and HF offer a lot of breathing room for all interests in Amateur Radio. As the 2009-2010 Contest Season continues, two single-band events in December will highlight the magic of the opposite ends of the shortwave spectrum: the ARRL 160 Meter Cont
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11/20/2009 | The K7RA Solar Update
Sunspot 1029 made its trip around the Sun and has re-emerged as sunspot 1032. A new sunspot 1033 has come over the Sun's eastern limb. This steady appearance of sunspots has raised the MUF over many paths, and 15 meters is beginning to open regularly.
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05/22/2009 | The K7RA Solar Update
Do sunspots matter? Many of us are surprised at how good conditions can be with zero sunspots; the weak solar wind and lack of flares and geomagnetic events likely have something to do with it. Many times during the more active solar periods, sunspots wer
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05/08/2009 | The K7RA Solar Update
A Solar Cycle 23 spot appeared for two days -- April 29-30 -- in an area that soon rotated out of view. Sunspot numbers were 15 and 12, but for the last seven days, we haven't seen any spots. This may end soon -- we get the advance word because of the STE
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04/27/2009 | The Amateur Amateur: Packet, Part III ended my last column by saying that I had purchased an Alinco DR-135 transceiver with a built-in TNC (Terminal Node Control, in this case a Tasco Radio Modem) and that all of my difficulties with packet radio had disappeared. Oh boy. Was that ever an op
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11/14/2008 | The K7RA Solar Update
We soon may be talking about a day or two without sunspots as the norm, perhaps when looking at a preceding month -- quite the opposite of noting the few days with sunspots. It seems like a long time ago because of the long strings of spotless days. We sa
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10/14/2008 | ARRL General License Course on CD-ROM Now Available
Now there is even more help for upgrading to a General class Amateur Radio license--with the new ARRL General Class License Course. The course includes the popular ARRL General Class License Manual with an all new instructional CD-ROM. T
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06/03/2008 | Get Ready for the ARRL June VHF QSO Party
June is here, and according to ARRL Contest Branch Manager Sean Kutzko, KX9X, that means the VHF bands are starting to get some steam. "If you've never experienced the fun of VHF+ operating, the ARRL June VHF QSO Party is a great place to start. With
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