antenna array

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Search Results for "antenna array"

89 links - and 2 categories

Antennas : 15M
  • Monster Quads - N6LF tells us about his monster two-element 40-meter quad, with bonus three elements on 20 and 15 meters.
    [ Hits: 5743 | Votes: 0 | Rating: 0.00 ]
Antennas : 160M
  • A Potpourri of 160-Meter Verticals - A potpourri of 160-Meter vertical antennas and modeling issues, inverted-L, 3-element parasitic array, 1/4-wavelength monopole
    [ Hits: 3359 | Votes: 0 | Rating: 0.00 ]
  • Single support gain antennas for 80-160 meters - On 80 and 160 meters an antenna with modest gain and good front-to-back (F/B) ratio, along with a steerable pattern, can be very effective for contesting.
    [ Hits: 2959 | Votes: 0 | Rating: 0.00 ]
Antennas : 2M
  • Four over Four for 144MHz - This article describes the 144MHz horizontally polarised antenna at VK1OD in November 2008. The antenna uses two identical four element arrays that were constructed around 1970
    [ Hits: 1759 | Votes: 1 | Rating: 1.00 ]
Antennas : 40M
  • W1ZY 40 meter moxon antenna - W1ZY's 40 Meter MOXON is the product of 9 months of experimentation. The final array is reversible and constructed from No. 12 insulated wire fed through two RF current baluns
    [ Hits: 2603 | Votes: 2 | Rating: 6.00 ]
Antennas : 80M
  • Using the half-square antenna for low bands - Can’t put up a really high horizontal antenna for 80-meter DXing? Maybe the vertically polarized Half-Square might be the antenna for you.
    [ Hits: 2476 | Votes: 3 | Rating: 6.33 ]
Antennas : Array
  • Yagi for 80 and 40 meters - Design plan of an array of a two element yagis for 80m and a 3 element 40m antenna sharing a single 12 meters long boom by EA5DY
    [ Hits: 666 | Votes: 2 | Rating: 7.00 ]
  • Hex Array - 80/40 Meter Vertical - This page describes a homebrew 80/40 meter trap vertical antenna. Includes an interesting antenna raising system that allow easy setup and tuning.
    [ Hits: 6904 | Votes: 2 | Rating: 5.00 ]
  • Bruce arrays for 80 and 160m - Antennas with gain and bandwidth for 80 and 160 meters band. Simple wire antenna capable of considerable gain
    [ Hits: 7375 | Votes: 2 | Rating: 9.00 ]
  • Directional arrays - About collinear array antennas
    [ Hits: 3933 | Votes: 0 | Rating: 0.00 ]
  • The 7-Hex Driven Vertical Array - The array consists of 7 vertical antennas arranged as 6 verticals in a hexagon shape plus 1 additional vertical in the center of the hexagon
    [ Hits: 1313 | Votes: 0 | Rating: 0.00 ]
  • Definition of Collinear antenna array - Wikipedia page about collinear antenna arrays
    [ Hits: 3555 | Votes: 4 | Rating: 2.75 ]
  • An 8x2 Element Array Antenna For 144 MHz - The Contesters Choice
    [ Hits: 2319 | Votes: 2 | Rating: 6.50 ]
  • The K7TJR Array 160m antenna - Anyone attempting to work DX on Top-Band 160 Meters, soon learns of the need for a good receiving antenna. This is a 160 meter 8 element receiving array.
    [ Hits: 1837 | Votes: 1 | Rating: 10.00 ]
  • Phased Array Discussions - Interesting discussion about phased array antennas
    [ Hits: 672 | Votes: 0 | Rating: 0.00 ]
  • A 2 Meter phased array antenna - Phased array Ground Planes antennas for 144 Mhz
    [ Hits: 3167 | Votes: 5 | Rating: 4.80 ]
Antennas : Baluns
  • Baluns on Log Perodic Antennas - Some antenna manufacturers place baluns at the incorrect location in LPDA arrays. If we consider what the balun does we can see how the mistake occurs.
    [ Hits: 1446 | Votes: 2 | Rating: 8.50 ]
Antennas : Beverage
  • Echelon-Log Beverages - About beverage antennas, Enhanced F/B Beverages, Bandwidth of Directivity, arrays
    [ Hits: 1639 | Votes: 1 | Rating: 10.00 ]
Antennas : Helical
  • The Quadix Antenna - The Quadix is a circularly polarized parasitic array, a hybrid between a helix and a quad or loop yagi
    [ Hits: 3926 | Votes: 1 | Rating: 1.00 ]
Antennas : Log Periodic
  • Log Periodic of Another Sort - A log periodic dipole array (LPDA) antenna design that offer continuous low SWR in 13-30MHz range
    [ Hits: 4303 | Votes: 0 | Rating: 0.00 ]
Antennas : Quad
  • BiQuad Antenna for 144/440 - This is a vertically polarized Broadside and Collinear Array each Loop is a vertically polarized Broadside Array both the right and the left side of the Loop is a bent 1/2 wave dipole working 180 degrees out of phase with the other one and that gives you 4.15dbi of gain by KE4UYP
    [ Hits: 6210 | Votes: 12 | Rating: 5.00 ]
Antennas : Sloper
  • Optimizing half-wave sloper arrays for 160 meters - This article presents a 160-meter variation of this family of antennas and, more importantly, a discussion of the details of how to get such a beast working really well.
    [ Hits: 4486 | Votes: 2 | Rating: 7.00 ]
Manufacturers : Accessories
  • HiZ-Antennas - High impedance amplifiers for shortened vertical antennas, Array matched and Optimized 15dB Preamplifier
    [ Hits: 626 | Votes: 1 | Rating: 10.00 ]
Manufacturers : Antennas Operating Modes : Radio Direction Finding
  • A new method of radio direction finding Priority listing - A method of finding radio sources with antennas based on omni-directionality (the less directional the better coverage). Uses energy levels and some sophisticated math (encompassed in a free software download on the site) to find x,y,z coordinates of the fox relative to the center of your antenna array. Can be overlayed on a GPS map to help you locate in real-time.
    [ Hits: 2055 | Votes: 1 | Rating: 10.00 ]
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