20 m antenna

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20 m antenna

759 links - and 5 categories

Antennas : 10M
  • Petlowany Three-Band Burner Antenna - The Petlowany Three-Band Burner is a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters). This web page contains pictures, performance data, and enough construction details so you can homebrew your own.
    [ Hits: 6056 | Votes: 5 | Rating: 7.2 ]
Antennas : 15M
  • Monster Quads - N6LF tells us about his monster two-element 40-meter quad, with bonus three elements on 20 and 15 meters.
    [ Hits: 6373 | Votes: 0 | Rating: 0 ]
  • HF Copper Loop for 20 and 15 meters - A Small Transmitting Loop Antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space, by Lloyd Butler VK5BR
    [ Hits: 7741 | Votes: 1 | Rating: 5 ]
Antennas : 160M
  • Building High Power, High Q, Loading Coils - This page describes the loading coil (inductor) that W8WWV built for my center-loaded 160 meter band (1.83 MHz) vertical antenna.
    [ Hits: 6884 | Votes: 5 | Rating: 5.4 ]
Antennas : 20M
  • Endfed 20/30 Mtr Antenna - Article with detailed pictures of an endfeed antennna for 20 and 30 meter band
    [ Hits: 11344 | Votes: 4 | Rating: 4.75 ]
  • KD6WD Moxon Antenna Project - KD6WD introduce moxon rectangles, and in particular explains how he built a moxon antenna for 15 17 and 20 meters band with excellent pictures
    [ Hits: 8006 | Votes: 7 | Rating: 7.14 ]
Antennas : 40M
  • A 40 meters DDRR Antenna - A direct drive ring radiator antenna for the 40 meters band by W6WYQ QST article.
    [ Hits: 3399 | Votes: 8 | Rating: 3.37 ]
Antennas : 80M
  • A Horizontal loop for 80 meter dx - This 80-meter quad loop system requires only supports of modest height a better single-element antenna may be hard to find
    [ Hits: 6559 | Votes: 4 | Rating: 5.5 ]
Antennas : Active Antennas : Array
  • Hex Array - 80/40 Meter Vertical - This page describes a homebrew 80/40 meter trap vertical antenna. Includes an interesting antenna raising system that allow easy setup and tuning.
    [ Hits: 7621 | Votes: 2 | Rating: 5 ]
Antennas : CobWeb
  • CobWeb multiband folded dipole - The cobweb antenna it is basically a 5 band antenna comprising of 5 full half wave dipoles for each band - between 10 meters and 20 meters, the antenna is also resonant on 6M and can be modeled even for VHF frequencies.
    [ Hits: 8620 | Votes: 0 | Rating: 0 ]
Antennas : HexBeam
  • Hex Beam by K4KIO - This site provides guidelines to build a G3TXQ broad band hex beam RF antenna for the 5 ham radio bands, 20, 17, 15, 12 and 10 meters. The G3TXQ hex beam is a new development and actually easier to build than the classic hexbeam.
    [ Hits: 6725 | Votes: 13 | Rating: 8.77 ]
Antennas : Homebrewing Techniques
  • Radial System Design - Are the lengths of antenna radials related to the height of a vertical? By N6LF
    [ Hits: 859 | Votes: 1 | Rating: 5 ]
Antennas : J-Pole
  • The DBJ-1 VHF-UHF Dual Band J-Pole - Searching for an inexpensive, high performance dual band base antenna for VHF and UHF ? Build a simple antenna that uses a single feed line for less than $10.
    [ Hits: 6277 | Votes: 5 | Rating: 6 ]
  • 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: 8144 | Votes: 21 | Rating: 7.28 ]
Antennas : Portable
  • 2 element wire Yagi - Hammock 2 element wire Yagi antenna for 3 bands 20-15-10 based on VE7CA project
    [ Hits: 6567 | Votes: 2 | Rating: 4.5 ]
Antennas : Shortwave
  • T2FD antenna - A T2FD antenna for 10-15-20 meters band
    [ Hits: 4648 | Votes: 15 | Rating: 6 ]
Antennas : Traps
  • Building Coaxial Traps - This page describes the design and construction materials W8WWV used to build a coaxial cable trap. A coaxial cable trap is a parallel resonant circuit that is usually inserted in an antenna element to enable multiband operation.
    [ Hits: 10267 | Votes: 5 | Rating: 8.2 ]
FRS and GMRS
  • Jpole for PMR-Radio  updated - A 446 Mhz J-pole antenna
    [ Hits: 4467 | Votes: 5 | Rating: 6.2 ]
Manufacturers : Antennas : HF : Magnetic Loop
  • DK5CZ AMA Antennas - AMA magnetic loop antennas, original Kaferlein AMA, produced by funktechnik-beese based in Germany, late in 2016 right and production has been acquired by Wimo
    [ Hits: 3862 | Votes: 8 | Rating: 7.51 ]

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