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• 80M Vertical antenna with capacitance hat
  
  Simple wire antenna cheap to make using readily available materials Low angle radiation with rejection ...
  [ Hits: 25089 | Votes: 23 | Rating: 7.05 ]

• Handi-Tenna portable satellite antenna
  
  Here is a high performance hand held beam antenna that is easy to build and ...
  [ Hits: 13280 | Votes: 7 | Rating: 7.37 ]

• Antenna Height Theory
  
  Antenna mounting height the higher the better Learn how radiation pattern change and decide if ...
  [ Hits: 1880 | Votes: 5 | Rating: 7.2 ]

• W8ZR High-Power Antenna Tuner
  
  This homebrew legal limit antenna tuner is based on the famous Ultimate Transmatch introduced by ...
  [ Hits: 11496 | Votes: 10 | Rating: 8.1 ]

• NCDXF/IARU Beacon Project - NCDXF
  
  The NCDXF in cooperation with the IARU constructed and operates a worldwide network of high ...
  [ Hits: 1333 | Votes: 4 | Rating: 8.5 ]

• KVK Antenna Systems - Phil Grimshaw
  
  The manufacturer of the NuBeam Vipole and the multi band Quad Folded Dipole or QFD ...
  [ Hits: 3981 | Votes: 1 | Rating: 1 ]

• Austin Antenna
  
  Austin Antenna employs leading edge antenna technology in the production of the highest performance antennas ...
  [ Hits: 4143 | Votes: 7 | Rating: 8.43 ]

• MicroSignals - Ray Philip
  
  MicroSignals produces a line of RF and IF signal processing components that offer high performance ...
  [ Hits: 791 | Votes: 1 | Rating: 7 ]

• Clover
  
  Clover technical specifications digital communications mode that conveys 8 bit digital data over narrow band ...
  [ Hits: 930 | Votes: 1 | Rating: 10 ]
• Mt-63 technical description
  
  The MT 63 modem constructed around a high speed DSP processor either in a dedicated ...
  [ Hits: 632 | Votes: 0 | Rating: 0 ]
• Olivia
  
  The Olivia transmission system is constructed of two layers the lower modulation layer is an ...
  [ Hits: 1469 | Votes: 1 | Rating: 3 ]

• HF Antennas for restricted space
  
  Arrl document about invisible antennas and indoor systems It is important to consider that few ...
  [ Hits: 9201 | Votes: 7 | Rating: 5.28 ]

• HF Radio wave propagation
  
  Radiowave propagation in the medium and high frequency spectrum in DOC format
  [ Hits: 954 | Votes: 3 | Rating: 3.33 ]

• Eurocom-pro
  
  High performance Software and Devices
  [ Hits: 479 | Votes: 0 | Rating: 0 ]

• Antenna elevator system for amateur satellites - Jerry
  
  Smart homebrew antenna ELEVATOR system with linear actuator The actuator is a cheap and heavy ...
  [ Hits: 22325 | Votes: 44 | Rating: 7.66 ]

• AA5TB Antenna Coupler / SWR Bridge
  
  Wire antennas requires a special coupling network to properly couple my 50 ohm coax to ...
  [ Hits: 4751 | Votes: 2 | Rating: 9.5 ]

• Broadband news : Canadian BPL
  
  Hydro-Québec joins efforts to provide high-speed internet service via power-lines
  [ Hits: 461 | Votes: 0 | Rating: 0 ]
• New Developments with PLC in Japan
  
  The Japan Amateur Radio League JARL is cautiously watching new developments concerning the commercialization of ...
  [ Hits: 370 | Votes: 1 | Rating: 1 ]
• Japan plays catch-up in high-speed plc - telecom asia
  [ Hits: 360 | Votes: 1 | Rating: 7 ]
• Are you ready for BPL
  
  Broadband over power lines BPL is a technique for transmission of high speed data broadband ...
  [ Hits: 672 | Votes: 0 | Rating: 0 ]

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