antenna ap 8

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antenna ap 8

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Antennas : 160M
  • The Cobra Antenna - A folded wire antenna for 160 meters as appeared on 73 amateur radio magazine june 1997
    [ Hits: 2134 | Votes: 4 | Rating: 5.75 ]
Antennas : 20M : 20 meter Dipole Antennas
  • Vertical Dipole Antenna for 14 MHz by G3PND - An home made vertical dipole antenna made with simple material. The antenna has a total length of aproximately 16 feet. In this article appeared on June QST 2019, the author explain how he reached the optimal confirugation changing and adjusting the lower part of the antenna, trimming and spacing correctly the copper wire. PDF File to downloas
    [ Hits: 1219 | Votes: 3 | Rating: 4 ]
Antennas : 40M : 40 meter Magnetic Loop Antennas
  • 40m Magnetic Loop Antenna - A coaxial cable tuneable magnetic loop antenna for 7MHz. This experimental antenna does not require a tuning capacitor
    [ Hits: 3584 | Votes: 4 | Rating: 8.75 ]
Antennas : 6M : 6 meter Yagi Antennas
  • 2 elements Folded Yagi Antenna for 6 Meters - 50MHz Collapsible 2 Element Mini Beam antenna, an overview the development of the 6MBA.
    [ Hits: 732 | Votes: 1 | Rating: 10 ]
  • 6 Elements Yagi Antenna on 50 MHz - This is a design based on the QuickYagi 4 software by WA7RAI with some changes for practical reasons. The beam uses 6.5 metres of standard 25mm square boom, 12mm diameter elements without tapers. The actual boom length used is 6.3 metres and all parts are readily available.
    [ Hits: 131 | Votes: 2 | Rating: 6 ]
Antennas : 80M
  • Shortened 80m Antenna - An antenna for 80 meters band for those who does not have enough space to setup a halwave wire dipole that is aprox 130ft or 40 meters. The antenna is an open-wire-fed shortened dipole
    [ Hits: 420 | Votes: 1 | Rating: 1 ]
  • Top Loaded Vertical Antenna for 80 Meters Band - Top Loaded Vertical Antenna 3,5 MHz 80m and a 14 MHz Trap for the 20m band. The weight of this portable vertical antenna is less than 1 kg, including the ground network. The weight of the telescopic fiberglass fishing rod is another 1kg. The rod expands from 1.5 meters to 8 meters.
    [ Hits: 268 | Votes: 0 | Rating: 0 ]
Antennas : Antenna Books
  • Advanced Antenna Modeling Book by ON5AU - A new book about modeling antennas with EZNEC and in particular in conjunction with the AutoEZ application for a total of 584 pages. The book include more than 3000 accompanied downloadable EZNEC model files
    [ Hits: 447 | Votes: 9 | Rating: 6.23 ]
Antennas : Dipole
  • 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: 1396 | Votes: 9 | Rating: 5 ]
Antennas : End-Fed : End Fed Half Wave Antenna
  • Yet Another EFHW Matcher - An end-fed-half-wave antenna matcher project based on a FT-82-43 core with a 100 pF and 45 pF capacitor in parallel
    [ Hits: 696 | Votes: 3 | Rating: 9 ]
Antennas : Four Square
  • 80M 4-Square - An antenna project to obtain a bigger signal on the 80 Meter (3.5 to 3.8 MHz) amateur radio band
    [ Hits: 836 | Votes: 0 | Rating: 0 ]
Antennas : Magnetic Loop
  • Simple Coax Mag Loop Antenna - A homemade Magnetic Loop antenna from a spare 3m length of RG213 working from 30m to 15m with a 130pF tuning capacitor
    [ Hits: 3995 | Votes: 11 | Rating: 7.18 ]
  • Magnetic Loop Antennas  updated - A complete guide to magnetic loop antenna construction, with analysis of multi-turn and single-turn magneti loops, and and insight on choosing the optimal capacitor, or homebrewing your own butterfly capacitor
    [ Hits: 1251 | Votes: 1 | Rating: 10 ]
Antennas : Multiband
  • Multiband trap dipole - This antenna is a classical antenna working on 7,10,14,18,50 MHz is implemented with three traps for 30, 17 and 6 meters
    [ Hits: 269 | Votes: 0 | Rating: 0 ]
Antennas : Portable
  • Balcony Mounted Buddistick Antenna by KP4MD - The antenna handles 250 watts and covers 40 through 10 meters, with an optional add on coil for 80 and 60 meters. The author in this pages includes an interesting video in which describes the antenna setup, and the importance of the shunting coil on lower bands like 40 and 80 meters. SWR curves diagrams are also included and demonstrate the influence on resonating frequency of the shunting coil.
    [ Hits: 279 | Votes: 3 | Rating: 10 ]
Antennas : Receiving Antennas : Towers
  • Towers Setup at Jonesport - picture gallery - Photo gallery of a work of several weeks consisting of the construction of 5 towers and 28 antennas at the new Jonesport, ME station.
    [ Hits: 154 | Votes: 0 | Rating: 0 ]
Antennas : Tuners
  • Semi-automatic antenna tuner project - Thsi article describes a microcontroller driven semi-automatic antenna tuner capable of handling power levels up to 150 watts. The device is a low pass filter tuner manually tuned by setting the optimized L/C combination by hand and then storing the values into the EEPROM of the mictrocontroller to recall them later (seperately for each band from 80 to 10 meters including WARC bands)
    [ Hits: 291 | Votes: 0 | Rating: 0 ]
Manufacturers : Antenna Tuners
  • HA8DU Antenna Tuners - HA8DU European manufacturer of quality amateur radio antenna tuners for HF Bands, from 10 meter to 160 meters band. Products includes manual and automatic antenna tuners, power handling till 3.5 KW. HA8DU produce even custom made variable capacitors and rotary switches.
    [ Hits: 396 | Votes: 4 | Rating: 7.5 ]
Operating Modes : 50 Mhz
  • Free eBook - Capture the MAGIC of Six Meters - This book provides plenty of insight into how you, too, can Capture the Magic of Six Meters. It covers propagation, equipment, software, antennas, awards and contesting, as well as assistance in finding the magic.
    [ Hits: 312 | Votes: 0 | Rating: 0 ]

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