40 m

40 m

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• 160 meter linear loaded Inverted L antenna - W4HM
  
  The total length of the inverted L is 240 feet which is 7 16th of ...
  [ Hits: 4164 | Votes: 5 | Rating: 5.6 ]
• The Battle Creek 40 80 160 m antenna
  
  3 Band vertical Marconi antenna for the bands 40 80 160 meters with a ground ...
  [ Hits: 2728 | Votes: 3 | Rating: 8 ]

• 40 meter double bazooka antenna - K0RU
  
  A double bazooka antenna plan for the cw portion of the 40 meter band ...
  [ Hits: 9278 | Votes: 20 | Rating: 5.5 ]
• 40M Reversible Moxon - W8EGB
  
  Moxon antenna project each side is 51 feet long and the turned in sections are ...
  [ Hits: 4422 | Votes: 2 | Rating: 9 ]

• Trapped dipole for 80 and 40 m
  
  This article explores a theoretical model for the losses of an 80m 40m trapped inverted ...
  [ Hits: 2731 | Votes: 0 | Rating: 0 ]
• Portable Dipole Antenna for 7 MHz - dj9rb
  
  A simple portable dipole antenna for the 40 meter band using a total lenght of ...
  [ Hits: 324 | Votes: 2 | Rating: 7.5 ]

• A 30/40 meters band vertical anetnna
  
  A shortened 30/40 meters band vertical antenna in italian
  [ Hits: 7609 | Votes: 1 | Rating: 1 ]

• OH7SV Windom baluns
  
  Windom baluns for kilowatt range made with two ferrite toroidal cores amidon ft 140 61 ...
  [ Hits: 3834 | Votes: 11 | Rating: 7.64 ]

• Simple HF Baluns for 50/75 ohm coax
  
  Show diagrams winding methods and tables of some 1 1 and 4 1 baluns for ...
  [ Hits: 15211 | Votes: 25 | Rating: 4.32 ]

• Shortened antennas
  
  Drawings of shortened antenna for indoor usage using short pvc tubes for 2 20 and ...
  [ Hits: 6849 | Votes: 3 | Rating: 4 ]

• JJ6 Antenna
  
  Beam antenna for 14-18-21-24-28-50 Mhz by G4ZU in french
  [ Hits: 1557 | Votes: 2 | Rating: 1 ]
• Vertical antenna for Vacation
  
  Vertical Vacation Antenna for 80 40 and 20 Meter Band by Herbert OE3BMB This antenna ...
  [ Hits: 5037 | Votes: 4 | Rating: 8 ]

• A Q&D Multiband Antenna
  
  A brick some PVC tubing and a few other common hardware store items can be ...
  [ Hits: 1839 | Votes: 0 | Rating: 0 ]

• BiQuad Antenna for 144/440
  
  This is a vertically polarized Broadside and Collinear Array each Loop is a vertically polarized ...
  [ Hits: 7603 | Votes: 14 | Rating: 4.86 ]

• 2400 MHz Helix Antenna
  
  This antenna is easy to build and suitable for broadband work satellite work and terrestrial ...
  [ Hits: 8807 | Votes: 8 | Rating: 7.5 ]

• Shortened vertical antenna for 7 Mhz
  
  A simple drawing of a shortened antenna for 40 meters by using a PVC tube ...
  [ Hits: 3223 | Votes: 2 | Rating: 4.5 ]

• 40M Inverted Vee
  
  This simple antenna can be used in various configurations for 40 80 20 or any ...
  [ Hits: 3837 | Votes: 1 | Rating: 10 ]

• 30m QRSS Beacon Transmitter
  
  This beacon puts out about 0 5W on 10 140MHz It is intended to be ...
  [ Hits: 1010 | Votes: 0 | Rating: 0 ]

• 40 Meters QRP AM/CW transmitter
  
  VU2VWN project to homebrew a CW for 40 meters band
  [ Hits: 2273 | Votes: 1 | Rating: 1 ]

• LY1GP software defined radios
  
  TinySDR for 80m band and ZetaSDR for 40m band
  [ Hits: 1698 | Votes: 6 | Rating: 6.83 ]

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