4 dipole antenna

4 dipole antenna

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• A shortened 40 meter rotary dipole - The antenna build into this project is made from 2 fishing poles on a fiberglass pole in the center.
  [ Hits: 1215 | Votes: 4 | Rating: 4.75 ]
• 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 ]

• A Simple 40 Meter Vertical for Field Day - A dipole antenna for 7 MHz support for this antenna is fiberglass military mast
  [ Hits: 994 | Votes: 1 | Rating: 5 ]

• Broadband 80 meter dipole - The AB2RA bowtie 80 meter antenna includes also a 40 meter dipole
  [ Hits: 864 | Votes: 0 | Rating: 0 ]

• When and Where to Use Baluns - Baluns are usually used by Hams to feed dipole antennas with 50 ohm coax and to transpose from ladder line feeding a multi-band antenna to the unbalanced input of an antenna tuner.
  [ Hits: 1522 | Votes: 9 | Rating: 7 ]

• Antenne double-bazooka - A page in french dedicated to the double bazooka antenna, with a short history of this antenna model and main characteristics including a comparison versus the dipole antenna and formulas to determine elements size.
  [ Hits: 1080 | Votes: 12 | Rating: 5.58 ]

• Building a CobWebb Antenna - Homebrew a cobwebb antenna for the HF bands. This page describe a cobwebb multiband antenna resonating on 14 18 21 24 and 28 MHz. The cobweb antenna model can be considered a fan dipole, or better, multiple dipoles fed in parallel.
  [ Hits: 1495 | Votes: 6 | Rating: 7.17 ]

• Bent Dipoles reference website - Antenna modeling discussions about What happens if... a dipole is bent horizontally, laterally, vertically. Zig-zag, meander, catenary curve. Effect of sag, elevation, radials. OCF off-center feed, harmonics. Includes 4NEC2 antenna models for each study.
  [ Hits: 710 | Votes: 0 | Rating: 0 ]
• A 10-6-4 three band dipole antenna - A home made dipole antenna for 10m, 6m, 4m bands made with two sections of 450 and 300 Ohm ladder lines, cut to achieve acceptable SWRs on all bands
  [ Hits: 1020 | Votes: 5 | Rating: 8.2 ]
• 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 ]

• Compact fan dipole for 40 30 and 20 meters band - An homemade fan dipole antenna for 20 30 40 meter bands, setup in a 15 meter wide garden. The longest leg for 40 meter is folded to fit in the 7.5 m
  [ Hits: 1138 | Votes: 0 | Rating: 0 ]
• The KL3JM modified SRI Fan Dipole for 80-40-20 Meters - The antenna in this project is a modification of the techniques used to design a multiband fan type dipole with little or no tuning involved having a total space of 105 feet
  [ Hits: 502 | Votes: 1 | Rating: 5 ]
• Half Wave Fan Dipole Antenna - Amateur Radio 40m 20m 15m Half Wave Fan dipole antenna project with part list, pictures and drawing. Includes the option to expand the antenna to cover the 80 meters band
  [ Hits: 681 | Votes: 1 | Rating: 1 ]

• Morgain Antenna by DL6GD - A schematic antenna for a 40-80 Morgain dipole antenna with diagram and pictures, article partially in german
  [ Hits: 1489 | Votes: 6 | Rating: 6.5 ]

• Portable lightweight link dipole - A multi band portable link dipole antenna for 20 30 and 40 meters band
  [ Hits: 849 | Votes: 0 | Rating: 0 ]

• VHF UHF Coaxial Dipole Antenna - A base station antenna you can easily build for 146,220 or 440 MHz, with performance similar to a J-pole but smaller and less obstrusive
  [ Hits: 2931 | Votes: 15 | Rating: 5.55 ]
• VHF / UHF Antenna Design - A dipole for 2m, 4m, 6m band an hamdwritten note for a homemade vhf antenna that can be tuned across the VHF band
  [ Hits: 1695 | Votes: 10 | Rating: 7.08 ]

• Cobra Antenna - A folded dipole - A wire dipole antenna for the 80 and 40 meters band obtained by folding elements of a dipole and feeding with a 1:4 balun.
  [ Hits: 1053 | Votes: 5 | Rating: 6.8 ]

• Buddipole vertical on 40m - A report on working a CQWW SSB on 40m with a vertical buddipole antenna
  [ Hits: 614 | Votes: 1 | Rating: 1 ]
• Buddipole vs Wire Dipole on 20m - A comparison of the buddipole antenna versus a wire dipole done on 20 meters band
  [ Hits: 750 | Votes: 3 | Rating: 4 ]

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