20 meter loop antenna

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20 meter loop antenna

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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 Delta Loop Antennas
  • 40 Meter Delta Loop - A multi band delta loop antenna that work on 20 and 40 meters band, that can be used either on 15 meters with poor performances
    [ Hits: 3117 | Votes: 9 | Rating: 7 ]
  • Full Wave Delta Loop for 7 MHz - An homebrew project of a full wave delta loop antenna for the 40 meters band with dimensione, picture and assembling instructions in Indonesian
    [ Hits: 779 | Votes: 1 | Rating: 8 ]
  • Delta Loop for 40 and 20 meter Band by UR0GT - This wire antenna for 40 and 20 meter band feature a good SWR. Horizontal side of the antenna is placed at two meters above the ground. Impedance of the antenna are depending by the height of the base from the ground and conditions of the ground
    [ Hits: 532 | Votes: 5 | Rating: 7.8 ]
Antennas : 6M
  • Six Meter Quad Turnstile Antenna - Simple 6 Metre DX Antenna based on an article by LB Cebick in QST May 2002 on a Quad Turnstile antenna. This antenna is basically two full wave loops mounted at right angles fed 90 degrees out of phase to produce an omni-directional horizontally polarized pattern
    [ Hits: 701 | Votes: 2 | Rating: 9.5 ]
Antennas : CobWeb
  • 4-BAND COLA ANTENNA 20-17-15-10m - Concentric Open Loop Antenna Fed Off-Centre similar to the cobwebb antenna but resonating on 20-17-15-10 meters band
    [ Hits: 9820 | Votes: 19 | Rating: 8.37 ]
Antennas : Delta loop
  • 2 Elements Delta Loop for 14 MHz - A delta loop antenna for 20 meters band designed with MMana with a tuning system made in a classic stub configuration
    [ Hits: 527 | Votes: 2 | Rating: 6.5 ]
Antennas : EH
  • DL7AHW Spraycan EH Antennas - Hairspray-can EH Antennas for shortwave and online programs. Small magnetic (H) antennas (Loops) have a good efficiency for the upper bands (20/15/10 meter band) and also in contrast to E-antenna a defined radiation direction.
    [ Hits: 310 | Votes: 2 | Rating: 8.5 ]
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 ]
  • Testing Dipole vs Indoor Magnetic Loop Antenna - Testing performances of indoor antenna. A comparison of a magnetic loop antenna vs a classic wire dipole done using wsprlite on 30 meters band.
    [ Hits: 855 | Votes: 2 | Rating: 5.5 ]
Antennas : Loop
  • Chevron Loop for 40 Meters - Delta loop antennas for 40 meters plans and comparison of some models
    [ Hits: 932 | Votes: 1 | Rating: 3 ]
  • Quad Loop Antenna for 50 MHz - Building A Full-Wave Quad Loop Antenna for 6 Meters. This is an easy antenna to build and the materials cost about $15-20. It exhibits 1.8dB gain over a 1/2-wave dipole. Using an open-wire parallel feedline (commonly called ladder line) with an antenna tuner, it tunes up on the 10m band as a 5/8-wave loop as well
    [ Hits: 196 | Votes: 1 | Rating: 1 ]
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 ]
  • 30-10 Meter Loop - An home made magnetic loop antenna project using a military surplus 150pf capacitor by KF5CZO
    [ Hits: 1101 | Votes: 0 | Rating: 0 ]
  • 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 for 20 meters band - A magnetic loop antenna designed for 14 MHz. This kind of antennas is also known as STL, small transmitting loop and can be an excellent solution when you are not allowed to put antennas on your roof
    [ Hits: 204 | Votes: 0 | Rating: 0 ]
Antennas : Receiving
  • 40M Delta Flag - A delta loop receiving antenna for the 40 meters band
    [ Hits: 82 | Votes: 1 | Rating: 2 ]
Internet and Radio : WebSDR
  • WebSDR Wismar - This WebSDR is located in Wismar in the north of Germany JO53RV and operated by Frank Goehling DO7AX. There are four RTL2823U USB dongles with three Ham It UP up-converters for 80m/40m/20m and a RTL2832U for the 2m Band. The Antenna for 80/40/20m is a 84 meters Delta Loop.
    [ Hits: 379 | Votes: 4 | Rating: 10 ]
Operating Modes : Portable Operations
  • Fun and Games with the Spiderbeam 18 Meter Pole - A portable operation experience with a SpiderBeam pole during a contest, testing wire antennas, like dipole and delta loops configurations on 20 40 and 80 meters band.
    [ Hits: 312 | Votes: 1 | Rating: 10 ]

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