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• ZS2FM 50MHz High Gain Antenna
  
  An high gain long yagi antenna, seven elements, for six meters band
  [ Hits: 948 | Votes: 0 | Rating: 0 ]

• Portable 70cm Quadruple Quad Beam
  
  A suitable high gain 70cms antenna for SOTA operation was sought that did not have ...
  [ Hits: 3549 | Votes: 3 | Rating: 8 ]

• Errante's virtual ground balun - Francesco Errante
  
  Errante's virtual ground Balun, a state-of-the-art high power HF balun family.
  [ Hits: 876 | Votes: 6 | Rating: 8.83 ]
• How to Make a Great 9:1 RX Transformer
  
  There are lots of good designs for matching transformers for receiving antennas Make it yourself ...
  [ Hits: 3144 | Votes: 0 | Rating: 0 ]

• From Transmitter to Antenna
  
  A collection of articles on the subject of impedance impedance matching and high frequency power ...
  [ Hits: 1160 | Votes: 0 | Rating: 0 ]

• A Brolly Dish for AO-40
  
  A umbrella dish. Portable high gain antenna for AO-40
  [ Hits: 1900 | Votes: 2 | Rating: 9.5 ]

• Te RADAR grou
  
  The RACES ARES Disaster Assistance Repeaters RADAR group was formed by a team of amateur ...
  [ Hits: 260 | Votes: 0 | Rating: 0 ]

• HamRadioHelpGroup
  
  This group is dedicated to those who are interested in getting started in amateur radio ...
  [ Hits: 770 | Votes: 0 | Rating: 0 ]

• HiZ-Antennas
  
  High impedance amplifiers for shortened vertical antennas, Array matched and Optimized 15dB Preamplifier
  [ Hits: 858 | Votes: 2 | Rating: 6 ]

• SES Flexcharge
  
  Ultra High Efficiency Alternative Energy System Controllers
  [ Hits: 335 | Votes: 1 | Rating: 9 ]

• I0JXX
  
  The I0JXX is an italian company that offers market their projects also sells electronic products ...
  [ Hits: 2882 | Votes: 2 | Rating: 8.5 ]

• REP Design
  
  manufacture and sell unique high quality amateur radio products like HF and VHF antenna mounts ...
  [ Hits: 1107 | Votes: 2 | Rating: 5.5 ]

• Outbacker antennas - VK6LTC
  
  Outbacker mobile and portable antenna systems are slim line highly efficient single whip multi bond ...
  [ Hits: 2233 | Votes: 0 | Rating: 0 ]

• PhaseFree, Inc. Surge Suppression - LCDR USN (Ret) Steve Salka
  
  PhaseFree Inc Surge Suppression Provide customers with the safest and highest quality surge suppression on ...
  [ Hits: 443 | Votes: 0 | Rating: 0 ]

• Paddlette
  
  Paddle keys Manufacturer specializing in high performance top quality miniature paddle keys and iambic keyers ...
  [ Hits: 2874 | Votes: 1 | Rating: 8 ]

• FMI
  
  FMI provides superior solutions in the design and manufacture of frequency control devices including Voltage ...
  [ Hits: 527 | Votes: 0 | Rating: 0 ]

• Quality Tower Erectors
  
  Quality Tower is dedicated to performance as a manufacturing and installiation leader by delivering high ...
  [ Hits: 484 | Votes: 1 | Rating: 10 ]

• RDXCluster - IK4JPN
  
  RDXCluster is a free windows telnet client for worldwide DX packet Cluster featuring multiple spot ...
  [ Hits: 2572 | Votes: 1 | Rating: 10 ]

• Kenwood MC-50 modification
  
  MC-50 microphone modification for high emphasis, connecto kenwood ts-50 to kenwood radios.
  [ Hits: 4090 | Votes: 12 | Rating: 7.4 ]

• Calculating the Received RF Noise Power
  
  Voacap, high-frequency ionospheric communications analysis and prediction
  [ Hits: 426 | Votes: 1 | Rating: 6 ]

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