20 m antenna

20 m antenna

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• An effective 3 band Wire DX aerial - A 3 band dipole for 10 15 and 20 meters band, easy to build, and that can be easily setup in any occasion, inclunding field days or portable operations
  [ Hits: 13435 | Votes: 5 | Rating: 6.4 ]

• Vertical antenna for 20-15-10 m - This is a vertical multiband antenna made up of several aerial elements lambda/4 length, feeded with just a coaxial cable in French.
  [ Hits: 23579 | Votes: 20 | Rating: 5.2 ]
• The ground image vertical antenna - A 20 meter quarter wave vertical antenna by jerry sevick W2FMI QST Article
  [ Hits: 5924 | Votes: 4 | Rating: 7.25 ]

• Backyard 7 Mhz Vertical - A vertical antenna for 40 meters band by PA5MW
  [ Hits: 1328 | Votes: 0 | Rating: 0 ]
• 2 Elements revesible verticals antennas - 2 element reversible verticals, small footprint, big results.
  [ Hits: 2475 | Votes: 1 | Rating: 8 ]
• A portable 10/20/40 mt vertical antenna  ^pop - A portable vertical antenna for 10 to 40 meters, designed for mobile operations can be used in a car as seen in pictures. A modified version for 20 and 40 meters is described too.
  [ Hits: 81649 | Votes: 55 | Rating: 5.01 ]

• The YU7EF Duo Band Antenna - The original project of a dual band yagi antenna for 50 and 70 mhz, published on dubus 2/2007 by YU7EF
  [ Hits: 1213 | Votes: 1 | Rating: 9 ]

• The YU7EF 6m and 4m antenna - Realization of the YU7EF 6m(6elm) and 4m(7elm) duo band antenna on a 6m boom by OZ1DJJ
  [ Hits: 1719 | Votes: 2 | Rating: 4.5 ]

• Home Brew Loading Coil for AD5X Vertical - How to make a loading coil for the AD5X portable vertical antenna
  [ Hits: 3096 | Votes: 13 | Rating: 7.91 ]

• Folding the Dipole - The half wave dipole antenna is a simple and practical antenna model that consists of a half wavelength long centre fed conductor.
  [ Hits: 2377 | Votes: 4 | Rating: 7.5 ]

• QRP Fan Dipole - Attic Fan dipole antenna that allow to operate QRP from 40 metres to 10 metres, specifically 40, 20, 17, 15 & 10 meter band
  [ Hits: 8498 | Votes: 8 | Rating: 5.63 ]

• Shortened antennas - Drawings of shortened antenna for indoor usage, using short pvc tubes for 2 , 20 and 40 MHz by f1rfm
  [ Hits: 6848 | Votes: 3 | Rating: 4 ]

• Folding J-Pole Antenna - Also known as the Backpacker's Delight Antenna. This Folding J Pole Antenna is the original design of Mike Heiler KA0ZLG and was featured on the Front Cover of the March 2005 QST Magazine.
  [ Hits: 8151 | Votes: 21 | Rating: 7.28 ]

• 6-Band Windom antenna  ^pop - Theory and construction of a novel trapless center-loaded off-center-fed (cl-ocf) dipole or windom antenna for the 80, 40, 30, 20, 15 and 10m hf amateur radio bands
  [ Hits: 50580 | Votes: 45 | Rating: 6.82 ]
• WARC 24 18 - 3 element Yagi Antenna - An old project by I1VCF for a 3 element yagi antenna originally designed for 10/15/20 and extended to 24 and 18 Mhz in Italian
  [ Hits: 2062 | Votes: 2 | Rating: 2 ]

• Homebrew Buddistick 2007 - W3FF article about the buddistick portable vertical antenna in a PDF file
  [ Hits: 5610 | Votes: 22 | Rating: 7.24 ]

• Delta Loop antenna maintenance - IK4DCS experience on maintaining a multiband delta loop antenna for 10/12/20 meters.
  [ Hits: 4293 | Votes: 3 | Rating: 3.33 ]

• EZ-Lindenblad Antenna for 2 Meters - This easy to build antenna works well for satellite or terrestrial communication, horizontal or vertically polarized by Anthony Monteiro, AA2TX QST Article
  [ Hits: 7667 | Votes: 12 | Rating: 9.25 ]
• Double Lazy H 435 MHz 10,8 dBd antenna - Drawings and pictures of compact antenna for 70cm band by LY2SS
  [ Hits: 2690 | Votes: 8 | Rating: 5.76 ]
• The Eggbeater Antenna - Calculating and building an Eggbeater antenna. InstantTune and push-button Rx. Documentation available in french and english
  [ Hits: 6174 | Votes: 6 | Rating: 8.67 ]

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