j pole

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j pole

350 links - and 4 categories

Antennas : 40M : 40 meter Dipole Antennas
  • Ham radio 40-meter dipole: your first antenna - How to home made a custom home made dipole antenna for the 40 meters band, just 66 feet long. Enjoy the band openings during the evening and play morse code or digital modes on this magic band.
    [ Hits: 198 | Votes: 0 | Rating: 0 ]
Antennas : 6M
  • Six meter dipole project - Design and build an 6 m dipole antenna from aluminum, tubing, that resembles the active element of a yagi beam antenna.
    [ Hits: 900 | Votes: 1 | Rating: 9 ]
Antennas : 6M : 6 meter J-Pole Antenna
  • J-POLE for 50MHz by IZ0UPS - The J Pole antenna is a good omnidirectional antenna that can be used for portable or fixed station usage. It does not need a ground, and neither complex feed systems. It can be homemade with simple material and in several ways.Article in Italian
    [ Hits: 245 | Votes: 2 | Rating: 10 ]
  • J-Pole Antenna for 50 MHz - This J-Pole is mounted on a fishing rod. The radiator L1 is an isolated copper-wire with a length of 281,5 cm while the quarter-wave matching sector L2 is made with 450-Ohm-Wireman-cable
    [ Hits: 223 | Votes: 0 | Rating: 0 ]
  • Buddipole as a J-Pole for 50 MHz - How to setup and configure the buddipole antenna in the J-Pole mode for the six meter band
    [ Hits: 303 | Votes: 0 | Rating: 0 ]
  • Home Built six meter J-Pole Antenna - This article provides details on building a 6 Meter J-Pole antenna using PVC pipe for an enclosure. This antenna uses flat 450 ohm Window Line for the tuning stub.
    [ Hits: 230 | Votes: 1 | Rating: 9 ]
  • 6 Meter Ladder Line J-Pole Antenna - 6 Meter J-Pole from 450 Ohm Ladder Line a quickie project
    [ Hits: 370 | Votes: 1 | Rating: 10 ]
  • 6 Meter Homemade J-Pole Antenna - A homemade j-pole antenna for six meters band, designed to work on local repeaters, and working on the 52-53 MHz. Includes a list of needed materials and detailed description on assembling the copper tubes used to build this antenna.
    [ Hits: 254 | Votes: 3 | Rating: 4.67 ]
Antennas : Dipole
  • Short Monoband Dipole Antennas - KGD Antennas - The KGD antenna is an option for those with space restrictions. The idea behing this project is to provide a short dipole antenna for HF Bands and to allow operations on HF bands when its not possible to setup large antennas, using these short base loaded dipoles.
    [ Hits: 241 | Votes: 0 | Rating: 0 ]
  • Multiband Dipole for 40 30 17 m - A portable home made wire dipole antenna that works on 40 30 and 17 meters band.
    [ Hits: 312 | Votes: 0 | Rating: 0 ]
  • Multiband Dipole Antennas Compared - A comparison of multiband dipoles, including jumpered dipole versus fan dipole antennas, dipole fed by ladder line, resonant dipoles antennas. ARRL lab notes
    [ Hits: 813 | Votes: 3 | Rating: 4.33 ]
  • Reverse Engineering the Coax Dipole Antenna - Study of the Coaxial Dipole: Just how does this thing work.
    [ Hits: 649 | Votes: 1 | Rating: 1 ]
Antennas : Fan Dipole
  • Modeling an 80/40/20M Fan Dipole for DX - An interesting presentation of a real multiband Fan Dipole antenna, optimized for better DX operation performances, considering the terrain, position, DX destination path and other influencing factors
    [ Hits: 541 | Votes: 2 | Rating: 5.5 ]
Antennas : J-Pole
  • J-pole antenna Calculator - Online calculator for J-Pole antennas. The J-pole antenna consists of a short and a long vertical pole with a feed point near the bottom. The antenna looks like the letter J, hence the name J-pole antenna.
    [ Hits: 417 | Votes: 0 | Rating: 0 ]
  • Multiband J-Pole Antenna by IZ0UPS - A multiband J-Pole antenna project that cover 144,220 and 430 MHz. The articles includes several pictures of this multi-band antenna, including handmade schematics and diagrams, project is mainly in Italian
    [ Hits: 414 | Votes: 4 | Rating: 7.25 ]
  • Exploring The J-Pole Antenna - The J-Pole antenna is a common omnidirectional antenna used in amateur radio, particularly on the VHF and UHF bands. This article is an attempt to explore how the J-pole antenna transforms feed-line impedance to free-space impedance, all the while providing gain found only in the more expensive commercial products.
    [ Hits: 143 | Votes: 0 | Rating: 0 ]
  • Build a Weatherproof PVC JPole Antenna - After you have build this antenna, you may not need anything else. This article shows how to build a VHF j-pole antenna and how to protect it by inserting it into a PVC tube, the correct way.
    [ Hits: 808 | Votes: 2 | Rating: 8.5 ]
  • Construction of a J-Pole antenna for 2 meter - If you like building good antennas, this one is for you. The J-pole is a slim, omnidirectional, half-wave antenna fed at the end through a quarter-wave shorted transmission line. Its predecessor is the famous Zepp antenna developed for the Zeppelin airship.
    [ Hits: 387 | Votes: 2 | Rating: 10 ]
Antennas : Portable
  • PAC-12 Antenna modification - A Multiband Slinky Coil for the PAC-12 portable Antenna, can be used also as a dual PAC-12 dipole by James Bennett
    [ Hits: 267 | Votes: 2 | Rating: 10 ]
Antennas : Stealth
  • HF Flagpole Antenna - Living in a no antenna deed restricted community sounds bad for a HAM, but it means you just need to be more creative. I have found this will not stop your DXCC activities and many of my local HAM club members will agree
    [ Hits: 377 | Votes: 2 | Rating: 8 ]

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