40m antenna

40m antenna

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• 40m Quagi Beam - A 7 MHz wire antenna that is a mix of a Quad and a Yagi design. This antennas are often used on VHF.
  [ Hits: 1060 | Votes: 4 | Rating: 7.75 ]
• Modeling the W6NL 40m Moxon - This note looks at the antenna and antenna model for the 40 meter Moxon Yagi designed by Dave Leeson, W6NL. The performance of the antenna, through the model, will be explored in several typical settings.
  [ Hits: 2259 | Votes: 7 | Rating: 8.14 ]
• Field Antenna for 40m - The antenna was designed for installation in a field conditions or limited space. Antenna may be installed at a low- height mast. Antenna does not required guys and takes small room for installation.
  [ Hits: 1834 | Votes: 3 | Rating: 5.33 ]

• The 40m Delta Mono-Loop - A delta loop antenna project for the 40 meters band, include dimensions 80 meters band, with construction details, schematic and tuning instructions
  [ Hits: 4048 | Votes: 10 | Rating: 6.89 ]
• Short Delta Loop for 40m - A youtube video of a Short Delta Loop antenna, only 8,5 meters per side. This project use a loading coil of 56,7 uH for electrical matching.
  [ Hits: 3941 | Votes: 15 | Rating: 6.46 ]

• 40m Linear-Loaded Dipole - A short dipole wire antenna for 40 meters band. It is a folded dipole that do not make use of coils and can be used either in horizontal or inverted V configuration
  [ Hits: 1507 | Votes: 3 | Rating: 8.67 ]

• 40m Magnetic Loop Antenna - A coaxial cable tuneable magnetic loop antenna for 7MHz. This experimental antenna does not require a tuning capacitor
  [ Hits: 3591 | Votes: 4 | Rating: 8.75 ]
• 40m Small Loop Antenna - A well documented article on a small magnetic loop antenna for the 40 meters band
  [ Hits: 2439 | Votes: 7 | Rating: 5.14 ]

• 2 Element Helical Yagi Beam for 40m - A helically wound two element 40 meter yagi beam antenna from a 1974 QST article
  [ Hits: 6661 | Votes: 17 | Rating: 6.52 ]

• Portable Vertical Antenna for 40 and 75 - Portable Vertical Antenna for 75m and 40m featuring Low radiation angle for DX, easy to install and to match 50 ohms
  [ Hits: 3933 | Votes: 7 | Rating: 7.14 ]

• Phased Vertical Antennas for 40m - Phased wire vertical antennas for 40 meters band
  [ Hits: 1009 | Votes: 2 | Rating: 7.5 ]

• Simple 20-40 m Dipole Antenna - A simple TRAP-dipole project for 20 and 40m bands includes EZNec simulations
  [ Hits: 1743 | Votes: 5 | Rating: 6 ]
• A simple 20-40 dipole - A simple to build full length 20/40 dipole antenna to be used in inverted vee configuration
  [ Hits: 992 | Votes: 3 | Rating: 5.67 ]

• Multiband trapped end fed antenna - A multiband trapped end-fed antenna can cover 20 30 40m bands. An option for portable sota operations were weight end simplicity are essential
  [ Hits: 774 | Votes: 0 | Rating: 0 ]

• QRP Multi-band EFHW antenna for SOTA - Link End Fed Half Wave Antenna and Tuner for SOTA designed to work on 15m, 20m, and 40m.
  [ Hits: 1536 | Votes: 4 | Rating: 5.75 ]
• Shortened EFHW Antenna 80-10m  ^updated - A shortened multiband antenna, about 23m long, for 80m - 10m bands with a low SWR (<1.3) on 80m and 40m, and <3 till 10m. Bandwith on 80m is 300kHz
  [ Hits: 4133 | Votes: 11 | Rating: 6.18 ]

• 40m Compact 4-Square Antenna - The EA5AVL 40M Compact 4-Square Antenna was designed to provide excellent DX communications on the 40m band, utilising readily available components and be relatively easy to construct
  [ Hits: 1133 | Votes: 3 | Rating: 10 ]

• 20m 40m trapped squid pole antenna - An homemade portable vertical antenna with a trap near the mid point of the main element. The trap is made with 42mm diameter PVC pipe with 9 turns of wire on it
  [ Hits: 3020 | Votes: 5 | Rating: 5.2 ]

• Buddipole vertical on 40m - A report on working a CQWW SSB on 40m with a vertical buddipole antenna
  [ Hits: 614 | Votes: 1 | Rating: 1 ]

• HF2V 80 40m Vertical - Article on the HF dual band antenna with construction details and how to add 160 meters to the HF2V
  [ Hits: 3030 | Votes: 10 | Rating: 7.2 ]

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