home made antennas

home made antennas

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• Vertical bazooka antenna for the 40m - A quarter wave vertical omni-directional antenna for 7 MHz. Formulas for dimensions in feet and meters are provided. Ideal radial angle is between 35° and 45°. Velocity factor (Vf) varies based on coax type.
  [ Hits: 135 | Votes: 7 | Rating: 6.85 ]

• 70MHz Quarter Wave GP Antenna - A homemade quarter wave ground plane anntenna for 4 meters band.
  [ Hits: 105 | Votes: 0 | Rating: 0 ]

• 50:450 Ohm (9:1) Balun for vertical antennas - A page describing how to home made a custom 9:1 balun for a common portable wire antenna. The author suggest to use 4C65 or FT140-61 toroids instead of the common Amidon T200-2
  [ Hits: 516 | Votes: 11 | Rating: 6.72 ]

• Beverage switch-box  ^updated - A home made Beverage system for portable use. The goal was to switch between 4 single Beverage antennas without interfering on the other receiving stations.
  [ Hits: 115 | Votes: 1 | Rating: 8 ]

• 20 40 80 Trapped Dipole - An homemade portable trapped dipole antenna for 40 and 80 meters band with an optional extension for the 20 meters.
  [ Hits: 1403 | Votes: 9 | Rating: 5 ]
• Dipole Antennas - Basics - Antenna most often used by Hams around the world. Inexpensive, effective and easy to build, what more could anyone ask for in a home made antenna.
  [ Hits: 162 | Votes: 0 | Rating: 0 ]

• Ferrite Rod TX Antenna for 40m - No exotic claims are made for this antenna. Author just tried a few WSPR experiments on 40 meters and was surprised with the results. What appears below may inspire you to try something equally off-the-wall, to see what happens.
  [ Hits: 300 | Votes: 1 | Rating: 1 ]

• Home made High Power Magnetic Loop Antennas - Magnetic Loop Antennas for The Radio Operator with Limited Space, a two part series of articles on how to construct a magnetic loop antenna, including directions on selecting high voltage tuning capacitor
  [ Hits: 896 | Votes: 0 | Rating: 0 ]
• Homemade Magnetic loops antennas by F5RDS - Basic magnetic loop antenna examples and loop aerials theory explained. This article inclued some interesting tricks on building magnetic loop antennas and an usefull excell sheet to help compute magneti loop antennas calculating power efficiency from 10 to 40 meters band
  [ Hits: 257 | Votes: 0 | Rating: 0 ]
• Magnetic Loop HF antenna - An homebrew HF Magnetic loop made with 2m length of 6mm diameter copper pipe formed into a near circle as the low loss inductor, a short length of coax as a capacitor,a short length of mains cable, again as a fixed tuned capacitor, a tunable 365pF air spaced capacitor, and a small Jackson C804 airspaced variable with a small 3-35pF trimmer in parallel
  [ Hits: 131 | Votes: 0 | Rating: 0 ]

• VHF-UHF Long Boom Very High Performance Antenna Designs - Experimental Long Boom Antennas - CP, LPDA, multiband with several NEC Files for 50MHz 144MHz 222 MHz 432MHz but also 902MHz and 1296 MHz Antenna projects. Includes also for each antenna model, in a general comparison table each antenna characteristics including Directive Gain, G/T, E-F/R, H-F/R abd Boom Length. This is a great value comparison table of several commercial and home made VHF UHF antenna projects.
  [ Hits: 189 | Votes: 1 | Rating: 10 ]

• Homemade Carolina Windom antenna - An off centre fed dipole, with 10 feet of vertical radiator. It needs no tuner on 40m, 20m and 10m by M0UKD
  [ Hits: 1305 | Votes: 1 | Rating: 1 ]

• SM0DTK Wire Antennas - A collection of home made custom wire antennas with schematics and design notes by SM0DTK
  [ Hits: 1727 | Votes: 2 | Rating: 8 ]

• G5RV to ZS6BKW modification - A homemade modification of a G5RV antenna into a ZS6BKW to be able to work on 40, 20, 17, 12, 10 and 6m
  [ Hits: 1090 | Votes: 3 | Rating: 6.67 ]

• Antena KIT - Online shop for amateur radio antenna parts, accessories, holders, clips and insulators for home made antennas. Antena Kit delivers also ham radio transceiver mounts, cables, antenna rotors and other accessories. Based in Brazil
  [ Hits: 317 | Votes: 0 | Rating: 0 ]

• 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: 1704 | Votes: 10 | Rating: 4.9 ]

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