l antennas

l antennas

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• Vertical dipole antenna - A vertical dipole for 10, 15, 20 and 40 meters made adapting two Hustler Model 6-BTV antennas by w6sdo
  [ Hits: 2215 | Votes: 8 | Rating: 6.63 ]

• Choosing Feed Lines - Choosing the right feed line for your antennas, is a critical decision to your station setup.
  [ Hits: 684 | Votes: 0 | Rating: 0 ]

• HB9CV antennas by 9A7PJT - A page by 9A7PJT dedicated to HB9CV yagi antennas includes link to the HB9CV calculator program and some interesting plans
  [ Hits: 1071 | Votes: 2 | Rating: 5 ]

• Helix Antenna for 7 MHz - From his simple ham radio antennas series, KH6JRM describe an interesting short vertical helix antenna for th 40 meters band
  [ Hits: 1630 | Votes: 2 | Rating: 2.5 ]

• Homebrewing Yagi Antenna - Some techniques on homebrewing yagi antennas by VK5AJL
  [ Hits: 545 | Votes: 0 | Rating: 0 ]

• W5ALT Indoor Vertical Antenna - Base loaded vertical antenna that can be tuned on almost all HF bands, tuned by adjusting the a big coil by W5ALT
  [ Hits: 4448 | Votes: 16 | Rating: 6.93 ]

• Chevron Loop for 40 Meters - Delta loop antennas for 40 meters plans and comparison of some models
  [ Hits: 923 | Votes: 1 | Rating: 3 ]

• 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: 348 | 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: 429 | Votes: 0 | Rating: 0 ]
• Notes on Portable HF Antennas - Notes on an optimum Portable HF Antenna, a comparison of MFJ927 and SGC239 autotuners, and a 31 ft. vs 43 ft. vertical by VE1ZAC
  [ Hits: 445 | Votes: 1 | Rating: 10 ]

• Quad or Loop antennas - Quad and loop antennas comparisons, evaluating the impedance and gain of both antennas and considerationso n horizontal loop antennas for low bands by PA0FRI
  [ Hits: 1671 | Votes: 10 | Rating: 4.9 ]

• Spiral Dipole Antennas - Experiments with spiral dipole antennas. Includes two spiral antenna designs for 20 and 40 meters band by KN9B
  [ Hits: 1129 | Votes: 3 | Rating: 10 ]

• Tuners Do Not Solve All Ills - Tuning non-resonant antennas and usage of such technique during contests.
  [ Hits: 478 | Votes: 0 | Rating: 0 ]

• Batwing Antennas - A Batwing Antenna Design Challenge
  [ Hits: 774 | Votes: 4 | Rating: 5.75 ]

• Antenna Tensioner Vari-Ten - Vari-Ten Wire Antenna Tensioners antenna accessory for amateur radio operators to protect wire antennas from damage when the support trees sway in the wind. Tensioners are an antenna shock absorber, calibrated wire Tensioner, and end insulator all in one stealthy unit
  [ Hits: 642 | Votes: 2 | Rating: 10 ]

• 1dBm Antennen - Multiband Trap Dipole, portable short antennas, accessories and kits by DG1DBM
  [ Hits: 461 | Votes: 10 | Rating: 6.5 ]

• Omnitec Antennas - Antennas for Amateur Radio and short wave listening
  [ Hits: 247 | Votes: 0 | Rating: 0 ]

• How Far Can I Talk With My Radio? - In order to determine total distance that a transmission may be received by two elevated antennas, we must add together the radio horizon distance of both antennas.
  [ Hits: 363 | Votes: 0 | Rating: 0 ]

• Comet CHA250B Review - An interesting article by K3DAV comparing the COMET CHA250B to other HF multiband vertical antennas
  [ Hits: 1614 | Votes: 2 | Rating: 8.5 ]

• WiFi SWR meter - An home made SWR meter for 2.4 GHz. A DIY SWR meter that allow precise measurements and calibration of any WiFi antenna. This is test equipment everyone who build wifi antennas should have in their shack. Article is in french and include some videos.
  [ Hits: 1624 | Votes: 10 | Rating: 4.9 ]

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