antenna 40 m

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antenna 40 m

505 links - and 10 categories

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: 6372 | Votes: 0 | Rating: 0 ]
Antennas : 160M
  • 160-meters antenna problems and solutions - Bill Orr W6SAI ham radio techniques. Improving ground connection, computer analysis of the antenna, modelling sample antennas pdf file
    [ Hits: 3516 | Votes: 6 | Rating: 9.3 ]
Antennas : 17M Antennas : 30M
  • The flower pot antenna - A portable dual-band antenna working principally on 10 meters but also close to the 30 meter band. It's compact, light, economical and doesn't need any radial.
    [ Hits: 13401 | Votes: 1 | Rating: 10 ]
Antennas : 40M
  • A 40 meters DDRR Antenna - A direct drive ring radiator antenna for the 40 meters band by W6WYQ QST article.
    [ Hits: 3396 | Votes: 8 | Rating: 3.37 ]
  • W3HH antenna for 40 meters - Pictures and plan to build a wire W3HH antenna for 7 Mhz.
    [ Hits: 5021 | Votes: 11 | Rating: 7.45 ]
  • Bazooka antenna for 40 meters - A bazooka antenna project for the 7 Mhz, includes dimension for to homebrew your own bazooka for HF bands
    [ Hits: 8641 | Votes: 13 | Rating: 6.69 ]
  • 40 meter 4-square antenna - A permanent working 40 meter system based on a 4-square antenna
    [ Hits: 7867 | Votes: 3 | Rating: 4.33 ]
  • NVI 40 Meter Antenna Modeling - The idea of using a low mount dipole, enhanced with reflector wires directly beneath the dipole, on the ground, appears to be a very good approach to creating an NVI specific antenna for local HF operation.
    [ Hits: 3003 | Votes: 0 | Rating: 0 ]
Antennas : 40M : 40 meter Vertical Antennas
  • The Hudson antenna - A vertical antenna for 80 and 40 meters project with lots of assembling pictures and plan by LU9DPD in spanish
    [ Hits: 2813 | Votes: 1 | Rating: 10 ]
Antennas : 70cm
  • 440 Mhz J-Pole Antenna plans - Here is a 70cm (440 Mhz) J-Pole antenna that is inexpensive, and easy to build. Author use 1/2 inch copper pipe, and the associated fittings necessary. The dimensions aren't typical however, this is what it took to get its SWR low.
    [ Hits: 20919 | Votes: 51 | Rating: 4.8 ]
Antennas : 80M
  • 40-80 Dipole antenna - A 40 80 dipole antenna design by WA6ESC PDF File
    [ Hits: 2644 | Votes: 3 | Rating: 5.33 ]
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: 7618 | Votes: 2 | Rating: 5 ]
Antennas : CobWeb
  • The Cobweb HF Antenna - The G3TPW Cobwebb antenna covers five bands, 14 - 28 mhz, including the WARC bands
    [ Hits: 6020 | Votes: 4 | Rating: 6.25 ]
Antennas : Dipole
  • Rotatable Dipole for 40m-6m - This article describes a simple, inexpensive, dipole antenna that will rival the performance of a ten-meter beam.
    [ Hits: 4839 | Votes: 8 | Rating: 8.25 ]
Antennas : End-Fed
  • An improved 40-80 double extended zepp - Article originally published in ARRL compendium by N6LF revisits the classic double extended Zepp to improve pattern and SWR bandwidth. The DEZepp is essentially two end-fed collinear dipoles.
    [ Hits: 18753 | Votes: 10 | Rating: 6.53 ]
Antennas : Loop Antennas : Satellite
  • AO-40 70cm Uplink Antenna - homebrew satellite antenna
    [ Hits: 4120 | Votes: 3 | Rating: 6.33 ]
  • Types of Coax in Satellite operations - Coax is a very important part of a satellite station. It is almost as important as the antennas you choose. This article discusses choosing coaxial cables for satellite communication, emphasizing factors like line loss. It compares types such as RG-8, RG-58, Belden 9913/9913F, LMR-400, and hardline, highlighting their impact on signal preservation.
    [ Hits: 2395 | Votes: 1 | Rating: 9 ]
Antennas : ZS6BKW
  • The ZS6BKW Multiband HF Antenna - Antenna design from ZS6BKW (G0GSF), similar to the G5RV, but it actually resonates on five bands It's only 90 ft long 27.51 m, with a 40 ft 12.2 m downlead
    [ Hits: 6499 | Votes: 8 | Rating: 6.88 ]

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