antenna performance

antenna performance

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• 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: 3122 | Votes: 9 | Rating: 7 ]
• 40-10 Delta Loop Antenna - A multi band inverted delta loop antenna project that can be used from 40 to 10 meters band with full details and analysis of antenna performances on each band, document includes EZNec reports and setup pictures
  [ Hits: 16626 | Votes: 54 | Rating: 7.29 ]

• High Performance 40 Meters Vertical - 40 meter vertical antenna construction, a shortened easy-to-build vertical, with no-radials, made from surplus military camouflage poles
  [ Hits: 2233 | Votes: 2 | Rating: 8.5 ]

• Rotary Dipole for 10m 15m 20m - A simple beam antenna offering good performances on 3 bands by 9m2mso
  [ Hits: 2308 | Votes: 5 | Rating: 4.8 ]

• Refining an End Fed Antenna - Optimizing performances of the end-fed antennas QRP quarterly article
  [ Hits: 1282 | Votes: 1 | Rating: 5 ]

• End Fed Half Wave Antenna Coupler - Centre fed half wave dipoles make great, simple and effective antennas for the HF bands. Sometimes however, the centre feed is not ideal. This great project will improve the overall antenna performance.
  [ Hits: 1426 | Votes: 1 | Rating: 10 ]

• Build your own Hexagonal Beam - A web site dedicated to hex beam homebrewing. The hexagonal beam has become a wildly popular antenna. It is a directional antenna that provides great performance and does not require a full scale, expensive tower.
  [ Hits: 1174 | Votes: 2 | Rating: 6.5 ]

• Multiband Horizontal Loop Antenna - An 80 Mx Horizontal Loop Antenna which also operates on all higher HF Amateur bands including the WARC bands. It has very good performance and is easy to build by VK5SW
  [ Hits: 1923 | Votes: 15 | Rating: 9.01 ]

• The Balcony Mounted Magnetic Loop Antenna - A NEC Model Comparative Analysis of Physical Orientation and Performance. The small magnetic loop is a useful compromise antenna for limited space and portability. For this reason, the magnetic loop antenna is a practical high frequency antenna solution for the restricted space of apartment dwellers
  [ Hits: 815 | Votes: 3 | Rating: 9.67 ]

• Classic Multiband Dipole - The Classic Multiband Dipole Antenna QST article. The open-wire feed line dipole antenna is easy to install and offers surprising performance on several bands. You can install it in almost any configuration; it does not have to be strung in the traditional horizontal flat top
  [ Hits: 2174 | Votes: 3 | Rating: 10 ]
• 5 Band Telescopic Vertical Antenna - 5 Band 1/4 wave Telescopic Antenna. The 20m to 10m, antenna is simple and cheap to make, and has a performance that matches commercial antennas but at cost considerably lower. The design was purposely based on a telescoping fibre glass fishing rod as this allows it to be easily stowed away in the car.
  [ Hits: 3607 | Votes: 3 | Rating: 9.33 ]

• OCF Dipole - This is a popular antenna design as the performance is very good across the HF bands and requires little or no tuning. It is a dipole fed off center with a 4:1 current balun at the offset feedpoint. The antenna shown covers 80, 40, 20 and 10 meters with 15 meters and WARC bands
  [ Hits: 2559 | Votes: 7 | Rating: 9.43 ]

• Antennas of Field Day - Main High Frequency Antennas from the 2009 LARC FARL Field Day, Ford Amateur Radio League. A document comparing antenna performances and flexibility among a G5RV an Carolina Windom and a Cushcraft R7 vertical antenna.
  [ Hits: 412 | Votes: 0 | Rating: 0 ]
• Field Day Antennas - HF VHF UHF antenna ideas to be used for field days. All antennas are quick to set up and take down and offer proven performance and flexibility. Presentation offered by Mahoning Country ARES
  [ Hits: 496 | Votes: 0 | Rating: 0 ]

• Slim Jim vs J-Pole - A comparative article on performance differences between Slim Jim antennas versus J-Pole antennas
  [ Hits: 856 | Votes: 2 | Rating: 10 ]

• VHF UHF Coaxial Dipole Antenna - A base station antenna you can easily build for 146,220 or 440 MHz, with performance similar to a J-pole but smaller and less obstrusive
  [ Hits: 2931 | Votes: 15 | Rating: 5.55 ]

• G8JNJ Broadband HF Vertical Antenna - Broadband HF Vertical antenna which does not require a tuner, and which is capable of providing reasonable performance on all bands from 7MHz to 28MHz
  [ Hits: 1461 | Votes: 1 | Rating: 10 ]
• Balloon Vertical Omni-Antennas - Experimenting vertical wire antennas for 40 and 20 meters supported by balloons resulting in excellent gain in RX and good overall performance against horizontal dipole
  [ Hits: 771 | Votes: 1 | Rating: 5 ]

• Southwest Antennas - High-performance rugged antennas and RF accessories such as magnetic mounts, RF coaxial gooseneck adapters, LNAs, BDCs, for law enforcment, military, maritime and video markets.
  [ Hits: 244 | Votes: 0 | Rating: 0 ]

• Calibrating the MFJ-259B Antenna Analyzer - This calibration procedure is the correct procedure for later MFJ-259B's. Disregard any other information. Since MFJ-259B software has been changed under the same model number, you may find some final performance test steps not valid. These steps will involve parameters that do not appear on the display.
  [ Hits: 637 | Votes: 4 | Rating: 1.25 ]

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