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19DX348 CB Antennas

all about antennas for CB / 11 meter / 27 Mhz

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  • Additional info.
    • CB ANTENNA MANUFACTURERS
    • Cluster / Dxing rules
    • COAX and PRE-AMPS
    • Gain versus boom length
    • Gamma-match
    • How high should i place my beam ?
    • How high should i place my vertical ?
    • Radiations Patterns
    • RF-Choke
    • S.W.R
    • Stacking Co-phasing Yagis
    • The Sigma IV article
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  • Omni directional
    • End Fed
    • Extended double zepp
    • J-Pole Dutch
    • J-Pole HPSD style
  • QUAD’s
    • Improved Bamby
    • 1,60 M 2el Cubical QUAD 7,02 dBI
    • 0,85 M 2 el Oblong Quad 7,12 dBI
    • 1,53 M 2el Quad Long 8,46 dBi
    • 4,20 M 3el Cubical Quad 9,37 dBi
    • 4,9 M 4el Oblong Quad 10 dBI
    • 5,47 M 4el Cubical Quad 10,22 dBI
    • 6,70 M 5el Cubical Quad 10,57 dBI
    • 12,84 M 6el Cubical Quad 12,30 dBi
  • SHOOT OUT
    • CTE 3el Spitfire 7,15 dBI
    • DX beam 3el 3,61 8,34 dBI
    • MACO 103 C
    • MACO 104 C
    • MACO 105 C
    • MACO 106 C
    • MACO 107 C
    • MACO 108C
    • SIRIO SY-3
    • SIRIO SY-4
    • WULF 5el 9,39 dBI
    • ZX-YAGI 11-7
  • WIRE ANT.
    • 3el Skypper yagi
    • Hentenna
    • LOOPS
    • Saturn “Bi Square”
    • The Dipole
    • 3,45M 3el SKYREX
  • YAGI’s
    • 0,77 M 3el V-Yagi FM
    • 1,20 M 2el V-Yagi 6 dBi
    • 1,74 M 3el F-yagi 7,2 dBI
    • 1,80 2el “jungle job” 5,8 dBI
    • 3,00 M 3el OWA Yagi 7,04 dBI
    • 3,82 M 4el OWA 8,42 dBI
    • 3,95 M 4el FMR 9,09 dBI
    • 4,50 5el Moxon 9,3 dBI
    • 5,90 M 5el V-Yagi 9,71dBI
    • 5,91 M 5el OWA Yagi 9,65 dBI
    • 5.92 M 9,74 dBi 5el OWA (inch elements)
    • 6,28 6el Moxon 9,79 dBI
    • 7,22 M 6el OWA Yagi 10 dBi
    • 7,27 M 6el OWA 10,13 dBI
    • 7,70 M 6el U-Yagi 10,54 dBI
    • 7,75M 10,42 dBi 5el OWA YAGI
    • 7,90 M 6el OWA 10,32 dBI
    • 17,76 M 8el F-Yagi 13,3 dBi
    • 8,00 M 5el F-yagi 10,82 dBI
    • 9,12 M 6el Yagi OWA 10,39 wide
    • 9,32 M 6el Y 11,12 dBi
    • 9,36 M 6el OWA 10,90 dBI
    • 9,90 M 7el F-yagi 11,19 dBI
    • 11,66 M 7el MACO 11,64 dBI
    • 12,09 M 7el MACO 11,74 dBI
    • 12,95 M 7el V-Yagi 12,30 dBI
    • 13,00 M 7el OWA Yagi 12,05 dBI
    • 13,12 M 7el V-Maco 12,31 dBI
    • 14,60 M 8el V-Yagi 12,60 dBI
    • 16,22 M 8el V-Yagi 12,55 dBI
    • 16,33 8el U-Yagi 12,21 dBi
    • 16,40 M 8el OWA 12,71 DBi
    • 16,68 M 8el OWA Yagi 12,7 dBI
    • 17,95 M 8el 12,90dBI WIDE BAND

The Sigma IV article

Please click on the link to download the “truth” about the Sigma 4 antenna

Sigma IV 1.01 Jan 2015 click to download PDF



 

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