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KP4MD

144 MHz WSPR Propagation Study

  • by KP4MD
  • 35 videos
  • 691 views
  • 4 hours
Time lapse screen captures of 144 MHz WSPR contacts between N6GN, K6PZB, KP4MD, WW8L and KI6STW in Northern California. KP4MD Station: Exciter: Flex-1500 running Power SDR 2.2.3 Transverter: Elecraft XV144 Transmitter power output: 50 watts Transmission line: 46 feet of Belden 8214 RG-8/U foam coaxial cable (1.6 dB measured attenuation) Antenna: 2 stacked halos at 17 feet above ground (7.9 dBi theoretical gain) The screen captures are at 1 frame every 60,000 ms using CamStudio software. http://www.qsl.net/kp4md/144_mhz_wspr.htm
Time lapse screen captures of 144 MHz WSPR contacts between N6GN, K6PZB, KP4MD, WW8L and KI6STW in Northern California. KP4MD Station: Exciter: Flex-1500 running Power SDR 2.2.3 Transverter: Elecraft XV144 Transmitter power output: 50 watts...
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