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• 160m Band Loaded Inverted L Antenna - IZ0GIF
  
  This is a simple 160 meters antenna a short loaded inverted L The linear lenght ...
  [ Hits: 320 | Votes: 1 | Rating: 7 ]

• 160m Inverted Delta Loop - IK1MNJ
  
  This 160 meter Delta Loop antenna is made of Hard drawn copper wire AWG 10 ...
  [ Hits: 115 | Votes: 0 | Rating: 0 ]

• To transform ot not to transform - Feed Lines - KG4ZNC
  
  Transmission lines have many uses other than simply transferring RF power from one point to ...
  [ Hits: 137 | Votes: 0 | Rating: 0 ]

• Halo Antenna for 50 MHz - kk5jy
  
  The antenna described in this article is for 50 MHz but the design can be ...
  [ Hits: 302 | Votes: 0 | Rating: 0 ]

• Improving Gain of the Super J-Pole Antenna - John S. Huggins
  
  The collinear J Pole often known as the Super J does improve the behavior over ...
  [ Hits: 192 | Votes: 0 | Rating: 0 ]

• Homebrew an OCF Off-Center Fed Dipole Antenna - W5ODJ
  
  This type of antenna is a popular antenna design as the performance is very good ...
  [ Hits: 198 | Votes: 3 | Rating: 6.67 ]

• Dual Band Quarter Wave Droopy Antenna - VA7DH
  
  Adapted from a similar project by NA4IT Made with one quarter wave 2 meter radiating ...
  [ Hits: 350 | Votes: 1 | Rating: 9 ]
• VHF UHF Duo band Yagi Antenna - DK7ZB
  
  Duoband Yagi 2m 70cm with 4 Elements on 2 m and 5 Elements on 70 ...
  [ Hits: 156 | Votes: 6 | Rating: 7 ]

• Unearthing VHF Contest Secrets: An In-Depth Analysis - S51FB S51ML S52AA S53WW
  
  In this article authors delve into the inner workings of the IARU R1 VHF contest ...
  [ Hits: 72 | Votes: 2 | Rating: 10 ]

• Interactive Grid Square Map - ha8tks
  
  An online interactive grid square map made with openstreet map Just point and click and ...
  [ Hits: 570 | Votes: 6 | Rating: 6.67 ]
• Zone Check Interactive Map - zone-check
  
  Show CQ and ITU Zone in an interactive clickable map based on google maps Additional ...
  [ Hits: 188 | Votes: 1 | Rating: 10 ]

• World Time Zone - WorldTimeZone
  
  World Time Zone is an online quick reference chart that displays the world time zones ...
  [ Hits: 142 | Votes: 1 | Rating: 10 ]

• Airplane scattering - W3SZ
  
  Operating on Airplane scattering Scattering of radio signals by airplanes An introduction to operating ariplane ...
  [ Hits: 165 | Votes: 0 | Rating: 0 ]

• HF-Start WebTool - NICT
  
  HF START can estimate HF propagation between any given 2 points over Japan in real ...
  [ Hits: 111 | Votes: 0 | Rating: 0 ]

• ICOM IC-7100 Review - M7MCQ
  
  An owners point of view about the ICOM IC 7100 HF 6M 4M 2M 70cm ...
  [ Hits: 68 | Votes: 1 | Rating: 10 ]

• Kenwood TS2000 vs TS590S - VE2XIP
  
  Comparing the Kenwood TS 2000 vs TS 590S from an operational point of view Pro ...
  [ Hits: 77 | Votes: 0 | Rating: 0 ]

• Yaesu FT-818 Review - M7MCQ
  
  An owner point of view of the Yaesu FT 818 QRP transceiver capable to work ...
  [ Hits: 34 | Votes: 1 | Rating: 9 ]

• Thevenin equivalent calculator - PA2OHH
  
  The Thevenin equivalent simplifies a complex circuit into an equivalent circuit with a voltage source ...
  [ Hits: 55 | Votes: 0 | Rating: 0 ]

• How to calculate Bearing and great-circle distance between two points - Chris Veness
  
  Calculate distance bearing and more between Latitude Longitude points This page presents a variety of ...
  [ Hits: 198 | Votes: 3 | Rating: 3.33 ]

• Practical Amateur Radio Grounding - radio2way
  
  The single point ground in the most important aspect of a good grounding system The ...
  [ Hits: 295 | Votes: 0 | Rating: 0 ]

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