amateur radio 9M2PJU 07.06.2012 0 Comments Physically Small Spiral Antenna http://www.google.com/patents/US7586462?printsec=abstract&dq=physically+small+spiral+antenna&ei=J1_QT4n2M9DOrQehlLiJDA#v=onepage&q=physically%20small%20spiral%20antenna&f=false
amateur radio history Top 5 Biggest Amateur Radio Clubs in the World: A Global Tour of Ham Radio’s Heavyweights
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