r7 antenna

r7 antenna

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Antennas : 40M : 40 meter Vertical Antennas

• 40m Vertical End-Fed Antenna - A quarter wave vertical end-fed antenna for the 40 meters band. As all vertical antennas, also this aerial requires a good earthing system. In this project the ground is composed by twelve 4, wires buried in the lawn by using a spade to create a slit to drop the wire into.
  [ Hits: 2692 | Votes: 7 | Rating: 5.43 ]

• End-Fed antenna for 160-80-40 meters band  ^updated - This PDF File desscribes how to homemade a multi-band end-fed trapped wire antenna resonating on the low bands of 160 80 and 40 meters. Contains trap design instructions and some construction tips.
  [ Hits: 6263 | Votes: 30 | Rating: 7.66 ]

• The G5RV Antenna System Re-Visited - The original G5RV antenna system consists of a center-fed horizontal 102' wire plus a 34' length of open-wire 525-Ohm feeder. Louis Varney, the antenna system's developer, intended two other features. Learn more at Cebik website
  [ Hits: 4663 | Votes: 0 | Rating: 0 ]

• Helix Calc - Helix antenna calculator, to design and make helix antenna plans
  [ Hits: 7843 | Votes: 169 | Rating: 5.85 ]

• 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: 413 | Votes: 0 | Rating: 0 ]

• EI7BA's Amateur Radio Pages - Multi Band Quad,Cushcraft R5, R7, R7000, repair and maintenance, Remote Antenna Switching, Hexagonal Beam, Automatic Band Decoder, Low Band Verticals, Crank-up Tiltover Tower etc
  [ Hits: 14015 | Votes: 20 | Rating: 7.6 ]
• Cushcraft R7 repair and tests - F5DQK repairing and swr measurement tests of a Cushcraft R7 Antenna
  [ Hits: 1937 | Votes: 2 | Rating: 9 ]
• Cushcraft R7000 Prob/Repair - Repairing a Cushcraft R7000 antenna featuring several problems, mostly concerning coils and the insulating parts of the antenna.
  [ Hits: 209 | Votes: 1 | Rating: 10 ]

• Home brew balanced tuner - A home made balance antenna tuner project by KR7Q
  [ Hits: 1852 | Votes: 0 | Rating: 0 ]

• R7 Vertical Maintenance and Repair - How repair the traps, and then homebrew the rest of the antenna, including the matching box
  [ Hits: 4766 | Votes: 8 | Rating: 5 ]
• Troubleshooting Traps - This article refers mainly to the old Cushcraft 1/4 wavelength AV series of antennas (12AVQ, 14AVQ etc) hence the references to radials. The R series (R5, R7 etc) are 1/2 wavelength antennas, and the radials are NOT 1/4 wavelength resonant.
  [ Hits: 2777 | Votes: 0 | Rating: 0 ]
• Cushcraft R-7 Product Reviews - eHam users review of the Cushcraft R7 multiband vertical antenna
  [ Hits: 1883 | Votes: 3 | Rating: 7 ]
• Cushcraft R7 opinions - Opinions on the cushcraf R7 multiband vertical antenna at radiobanter
  [ Hits: 1187 | Votes: 0 | Rating: 0 ]

• Cushcraft R7 Manual - Manual for R7, 10 12 15 16 20 30 40 meters band antenna
  [ Hits: 8269 | Votes: 29 | Rating: 6.07 ]

• Ham and CB Radio - Web site dedicated to articles relating to Ham and CB Radios and antennas, reviews and classifieds.
  [ Hits: 170 | Votes: 3 | Rating: 10 ]

• DRAKE TR7 Downloads - Circuit diagrams drake tr7, Schaltbilder Drake Tr7, antenna tuners, baluns, and home brew power supplies, dual tone ssb test generator, zweiton ssb test generator, zweiton testgenerator, dual tone test generator by DK4DDS
  [ Hits: 1757 | Votes: 4 | Rating: 7.25 ]