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• Build a Lightweight 15m Yagi Antenna: Simple Design for Impressive Performance - G0UIH
  
  In this article Steve G0UIH presents a straightforward guide for constructing a lightweight 15m 3 ...
  [ Hits: 72 | Votes: 0 | Rating: 0 ]

• 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 ]

• Enhancing Performance with a Cage Dipole for Six Meter Band - KB9RLW
  
  Explore the design and testing of a cage dipole antenna for 6 meters Through innovative ...
  [ Hits: 76 | Votes: 0 | Rating: 0 ]

• TEFV Terminated End Fed Vee Antenna - VU3DXR
  
  The Terminated End Fed Vee Antenna TEFV is a travelling wave antenna with constant current ...
  [ Hits: 190 | Votes: 2 | Rating: 6.5 ]

• Antenna Measurements - Bevelacqua
  
  Testing of real antennas is fundamental to antenna theory The most common and desired measurements ...
  [ Hits: 61 | Votes: 1 | Rating: 10 ]

• Optimizing Coax-Cable Traps - N4UU
  
  A document that will guide you on Coaxial Cable trap optimization process to gain on ...
  [ Hits: 169 | Votes: 0 | Rating: 0 ]

• Ribbit digital text messaging mode for HF/VHF/UHF - RibbitRadio
  
  Ribbit is a novel digital text messaging mode for VHF UHF communications for recreational and ...
  [ Hits: 134 | 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: 48 | Votes: 0 | Rating: 0 ]

• RSP Spectrum Analyser - Steve Andrew  ^new
  
  The analyser has been written to support the full range of SDRplay SDR radios including ...
  [ Hits: 36 | Votes: 1 | Rating: 10 ]

• VARA - EA5HVK
  
  VARA HF is a soundcard modem that can be found on the HF bands exchanging ...
  [ Hits: 105 | Votes: 1 | Rating: 10 ]

• Enhancing Frontend Performance with Optimized Band Pass Filters - PA3AKE
  
  This article explores the nuanced design challenges of Band Pass Filters BPF in radio receivers ...
  [ Hits: 82 | Votes: 0 | Rating: 0 ]

• An introduction to YIG Tuned Oscillators - MicroSource
  
  The YIG Tuned Oscillator YTO is the only direct signal source to provide multi octave ...
  [ Hits: 35 | Votes: 0 | Rating: 0 ]

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