mm wave

mm wave

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• 4m Tall Vertical Dipole for 20m - TF3LJ
  
  Constructed in May 2008 this innovative 4m tall electrically full size halfwave vertical dipole tunable ...
  [ Hits: 96 | Votes: 0 | Rating: 0 ]

• G4WIF End Fed Half Wave Antenna - G4WIF
  
  Opting for a visually appealing inverted L configuration G4WIF anchors the End Fed Half Wave ...
  [ Hits: 124 | Votes: 1 | Rating: 9 ]
• Multi-Band End-Fed Antenna Design for Limited Space - PA3DWC
  
  This document details the construction of a multi band end fed antenna suitable for situations ...
  [ Hits: 77 | Votes: 0 | Rating: 0 ]

• Build Your Own Multiband Antenna (EFHW) - PA3HHO  ^new
  
  This article dives into a budget friendly DIY antenna option the multiband half wave end ...
  [ Hits: 62 | Votes: 1 | Rating: 10 ]

• Quad Loop Antenna for 50 MHz - KD9EJA
  
  Building A Full Wave Quad Loop Antenna for 6 Meters This is an easy antenna ...
  [ Hits: 201 | Votes: 1 | Rating: 1 ]

• Automatic Magnetic Antenna Tuner - TF3LJ
  
  A Magnetic Loop Antenna is a resonant circuit employing a large inductor and adjustable capacitor ...
  [ Hits: 69 | Votes: 0 | Rating: 0 ]

• Dual-Band X-Frame Shortwave RX Loop Antenna - KD6RF
  
  A dual band X frame wire antenna made using 4 turns for response down to ...
  [ Hits: 148 | Votes: 1 | Rating: 10 ]

• PSKmail: Email and Internet on HF - PSKmail.org  ^new
  
  PSKmail a narrow band ARQ system allows ham radio operators to send emails and access ...
  [ Hits: 49 | Votes: 0 | Rating: 0 ]

• Radio Wave Transmission Paths - VIAS
  
  Radio transmission is affected by the presence of the earth Also the upper atmosphere of ...
  [ Hits: 111 | Votes: 1 | Rating: 9 ]

• PropQuest - propquest  ^new
  
  This website explains signal variations on a local radio net by tracking the foF2 a ...
  [ Hits: 27 | Votes: 0 | Rating: 0 ]

• Monitoring The Airwaves During Ukrainian Conflict - K0LWC
  
  This article reports and collect some frequencies used during 2020 Ukraine war and reported as ...
  [ Hits: 536 | Votes: 3 | Rating: 9.67 ]

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