hf loop

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hf loop

77 links - and 1 categories

Antennas : 2M
  • Rectangular Loop antenna for 2 meter band - An interesting and easy to build loop antenna for VHF bands, that present a feedpoint impedance of 50 ohms thus avoiding the need for a 1/4 wave impedance transformer. This antenna is ideal for sota and other portable operations
    [ Hits: 275 | Votes: 1 | Rating: 1 ]
Antennas : 40M : 40 meter Magnetic Loop Antennas
  • Small Transmitting Loop Project - Article about small magnetic loop antennas with notes on realization of magnetic loops for several HF bands and the six meter band
    [ Hits: 1077 | Votes: 3 | Rating: 10 ]
  • 40m Small Loop Antenna - A well documented article on a small magnetic loop antenna for the 40 meters band
    [ Hits: 2433 | Votes: 7 | Rating: 5.14 ]
Antennas : Antenna Calculators
  • Magnetic Loop Antenna Calculator Spreadsheet - Excel spreadsheet that help calculating dimensions of a high efficiency magnetic loop antenna for HF bands. Giving in input the loop perimeter, loop diameter and loop conductor will calculate electric characteristics, bandwidth, and efficiency
    [ Hits: 1877 | Votes: 4 | Rating: 9.25 ]
Antennas : Delta loop
  • HF multi-band Delta loop antenna - A delta loop antenna that can be tuned all over HF bands with the help of a Icom AH-4 external antenna tuner.
    [ Hits: 2527 | Votes: 19 | Rating: 5.73 ]
Antennas : Indoor
  • 5 Band Indoor Magnetic Loop  updated - A indoor magnetic loop antenna that covers 20 17 15 12 and 10 meters band with a 3 meter lenght of 22 mm copper tube by G4IZH
    [ Hits: 9158 | Votes: 22 | Rating: 5.82 ]
Antennas : Loop
  • Horizontal Loop Antenna Experiments - The HF horizontal loop has been around for many years now. This article includes a YouTube video and discusses the reasons for looking at this antenna, its design, and its installation. There are some on-air comparisons against three regular double bazooka (coax) dipoles and the Par SWL End-Fed antenna.
    [ Hits: 926 | Votes: 5 | Rating: 8 ]
Antennas : Magnetic Loop
  • Mag Loop For 40m-10m - Compact and efficient magnetic loop antenna that cover from 40 to 10 meters project by G8ODE published by RSARS
    [ Hits: 1820 | Votes: 2 | Rating: 10 ]
  • Magnetic Loop Antennas by M0UKD - Experimentig magnetic loop antennas for VHF and HF by M0UKD
    [ Hits: 801 | Votes: 1 | Rating: 10 ]
  • Simple Coax Mag Loop Antenna - A homemade Magnetic Loop antenna from a spare 3m length of RG213 working from 30m to 15m with a 130pF tuning capacitor
    [ Hits: 3995 | Votes: 11 | Rating: 7.18 ]
  • HF Resonant Loop Antenna - The antenna was built to be used for shortwave listening with a Tecsun PL-660 radio receiver. Later it was used with Yaesu VX-6 handheld transceiver and with Yaesu FT-817ND for shortwave listening.
    [ Hits: 1035 | Votes: 3 | Rating: 9.67 ]
  • Magnetic Loop Antenna for 40-20m - If you have space constraint at your QTH for a HF antenna, you can try contructing this HF magnetic loop antenna for 40-20 meters bands
    [ Hits: 1526 | Votes: 2 | Rating: 3 ]
  • A Small Loop for 20 and 15 meter band - A Small Transmitting Loop Antenna for 14MHz and 21MHz, an antenna you might consider if you have limited space, Based on material originally published in Amateur Radio, November 1991
    [ Hits: 421 | Votes: 0 | Rating: 0 ]
  • Magnetic Loop antenna for VHF - A magnetic loop antenna for the VHF band, featuring a high gain that can be compared to a quarter wave vertical antenna
    [ Hits: 730 | Votes: 9 | Rating: 5.99 ]
  • Indoor QRP HF Loop Antenna - A home made magnetic loop for HF Bands. This small and compact loop is designed to support small power transmissions on HF bands, from 7 MHz to 21 MHz
    [ Hits: 323 | Votes: 1 | Rating: 10 ]
Antennas : Multiband
  • The Loop Skywire Antenna - Looking for an all-bad HF antenna that is easy to contruct, costs nearly nothing and works great DX ? Try the Loop Skywire by W0MHS
    [ Hits: 3150 | Votes: 9 | Rating: 8 ]
Antennas : Receiving
  • Small Loop Antenna Array for HF Reception - Receive-only loop antennas have some nice response characteristics that make them ideal when used for reception of skywave signals.
    [ Hits: 932 | Votes: 1 | Rating: 9 ]
  • RX Flag Antenna FO0AAA 160-10 meters - An HF bands receiving antenna, shaped in a delta-loop wire aerial with a total 28ft lenght.
    [ Hits: 551 | Votes: 3 | Rating: 7.33 ]
Radio Equipment : HF Transceivers : Icom IC-705
  • ICOM IC-705 and Raspberry Pi - A portable setup of the ICOM IC-705 with portable VHF UHF and and HF Alex Loop antenna, managed with a portable Raspberry PI 3 setup.
    [ Hits: 254 | Votes: 2 | Rating: 10 ]
Shopping and Services : Regional : Europe : Spain
  • Big Signal - Amateur Radio HF Cubical Quad and Delta Loop antennas manufacturer based in Spain
    [ Hits: 1050 | Votes: 0 | Rating: 0 ]

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