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												03/13/2013 | Bob Bruninga, WB4APR, Takes APRS UndergroundBob Bruninga, WB4APR, led a group of radio amateurs earlier this month to Mammoth Cave -- the world’s longest known cave system -- at Mammoth Cave National Park in Kentucky to test how APRS can be used as a means to extend radio communications underground 
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												Feature 12/24/2012 | The Amateur Amateur: HO-HO-Handheld Transceiver!Got an Amateur Radio item on the list you wrote to Santa this year? Of course you have. But if you’re like me, you don’t really expect to get it. 
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												10/30/2009 | Ham Radio Operators Assist in Catalina Island RescueAround 9:45 on the night of October 23, while attending an overnight event at the Boy Scouts' Camp Emerald Bay on Santa Catalina Island, Karl Tso, KI6PCW, and his wife, Deborah Ava, KJ6CRZ, of Topanga, California, decided to climb a hill to check out the 
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