20 meter antenna

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20 meter antenna

325 links - and 4 categories

Antennas : 10M
  • 2 Element Wire Yagi for 10 meters band - A page with an embedded video about a two elements yagi antenna for 28 MHz based on the original antenna design by VE7CA
    [ Hits: 277 | Votes: 1 | Rating: 8 ]
  • 5 element Yagi antenna for 10 meters band - This 10 meter antenna is right out of the ARRL Antenna Book. There are 5 elements on a 24 feet boom and it performs well from 28.0 to 28.9 MHz.
    [ Hits: 188 | Votes: 2 | Rating: 6 ]
  • Two on 10 - A two element beam antenna for ten meters band. This home-brew two-element beam is the perfect introduction to rolling your own gain antenna
    [ Hits: 330 | Votes: 2 | Rating: 8 ]
Antennas : 160M Antennas : 20M : 20 meter Dipole Antennas
  • 20 meter short loaded vertical antennas - Loading is a way to lower the resonant frequency of an antenna radiator. This technique is typically used in antennas that have radiating elements that are too short for the desired resonance frequency. In this excellent article the author experiment loaded vertical dipoles for 20 meters band
    [ Hits: 231 | Votes: 1 | Rating: 9 ]
Antennas : 20M : 20 meter Vertical Antennas
  • A Simple High-Performance Vertical Antenna - This article describes the details of the design, which can be easily scaled for just about any HF band. The antenna described in this article is for the 20 meters band.
    [ Hits: 660 | Votes: 3 | Rating: 9.67 ]
Antennas : 2M
  • Coax Dipole for 2 meters band - A homebrew 2m 144.2 MHz vertical 1/2 wave Coaxial Dipole antenna project for your home QTH, SOTA, portable field operations/WICEN exercises or the emergency 2m Go-box. Elsewhere in amateur radio circles this antenna is known as a 2m Flower Pot Antenna
    [ Hits: 248 | Votes: 3 | Rating: 6 ]
Antennas : 40M : 40 meter Delta Loop Antennas
  • Building a 40m Delta Loop Antenna - An experimento of a 40 meter delta loop antenna both in horizontal and vertical polarization and several elevation angles with interesting notes about the effect of the radial field under the antenna.
    [ Hits: 290 | Votes: 4 | Rating: 8.25 ]
Antennas : 6M
  • Six meter Hentenna - An Hentenna project for the six meters band. The standard size of standard hentenna is width 1/6 wavelength x height 1/2. The antenna build in this project is a full wavelenght antenna for the 50 MHz providing a 6.8 dbi gain.
    [ Hits: 224 | Votes: 1 | Rating: 9 ]
Antennas : Dipole
  • 20 / 40 Meter Short Coil Loaded Dipole Antenna - Experimenting a 20 40 meter short coil loaded dipole antenna with the goal to keep the total length under 40 feet so that the dipole can be mounted on two 20 foot fiberglass pole to make a 20/40 meter rotatable dipole.
    [ Hits: 345 | Votes: 3 | Rating: 8.67 ]
Antennas : Halo
  • Square Halo Antenna for 10 and 20 Meters - How to build a limited space 10 and 20 meter band Square Halo DX antenna. A horizontally polarized antenna for 10 and 20 meter band, which is suitable for a limited space.
    [ Hits: 239 | Votes: 1 | Rating: 9 ]
Antennas : Loop
  • 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 ]
  • Moebius style 80/40 m band antenna - A loop antenna for 80 and 40 meters band, the main loop is based by a crossed line using aluminium strip lines. The main loop diameter is 150 cm.
    [ Hits: 315 | Votes: 1 | Rating: 1 ]
Antennas : Magnetic Loop
  • 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 ]
  • Multi-Band 4 Foot Magnetic Loop with Gamma Match - This antenna works on 17, 20, and 30 meters, with the best bandwidth on 20 meters. The bandwidth on 17 and 30 is quite small but usable. There is a 20 KHz bandwidth on 20 meters.
    [ Hits: 136 | Votes: 2 | Rating: 10 ]
Antennas : Portable
  • Build this Vertical Portable HF Antenna - An experimental prototype of an asymmetrical hatted vertical dipole antenna that can work on HF bands 20 to 10 meters band. The AHVD Vertical dipole is an upside-down T design
    [ Hits: 373 | Votes: 3 | Rating: 9.67 ]
  • The 2BD beam antenna for 20 meters - A light portable 2 element Delta beam antenna for 14 MHz. It is basically a two element delta loop wire antenna made for portable usage providing good directivity and a 4.2 dBd gain
    [ Hits: 183 | Votes: 1 | Rating: 8 ]
Antennas : Stealth
  • A simple Attic Antenna for HF bands - This simple antenna was installed on the attic. Antenna was matched with help an Automatic ATU in 40, 30, 20, 17, 15, 12 and 10 meter amateur Bands. The Antenna worked satisfactory on the above mentioned bands.
    [ Hits: 311 | Votes: 7 | Rating: 6 ]
Manufacturers : Antennas : HF : HexBeam
  • NA4RR HexBeam - NA4RR manufacture a six band hexagonal beam antenna for ham radio, covering 6, 10, 12, 15, 17, and 20 meter.
    [ Hits: 156 | Votes: 0 | Rating: 0 ]
Manufacturers : Antennas : HF : Magnetic Loop
  • W6LVP Loop Antennas - Magnetic loop receive antennas manufacturer. W6LVP loops cover 2200 through 10 meters (135 kHz through 30 MHz) with no tuning or adjustment.
    [ Hits: 144 | Votes: 1 | Rating: 4 ]

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