VHF/UHF Antennas

© Copyright 2001 - 2009. All rights reserved  by Dragoslav Dobricic, YU1AW.

 

Amos antennas   

Quados antennas

3D Corner Reflector Antennas

Obelisk Antennas

Parabolic Dish Feed Antennas

Articles published in:

A Reprint by Permission of antenneX Online Magazine http://www.antennex.com

 

antenneX  No. 154, Feb. 2010.

Yagi Antenna Insulated Elements Boom Correction    NEW!

    Yagi_boom_insul_corr.pdf  (1.6 MB)

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antenneX  No. 153, Jan. 2010.

Yagi Antenna Elements Correction for Square Boom   

yagi_sq_boom_corr.pdf  (1.9 MB)

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antenneX  No. 152, Dec. 2009.

Yagi Antenna Elements Boom Correction

    yagi_boom_correction.pdf    (1.8 MB)

antenneX  No. 151, Nov. 2009.

Coaxial Cable Feeder Influence on Four Stacked Yagi Antennas Array 

    Cable_inf_on_ant_array.pdf  (2.1 MB)

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antenneX  No. 150, Oct. 2009.

Coaxial Cable Feeder Influence on Yagi Antennas - Part 2   

    Coax_Infl_yagi_2.pdf   (1.7 MB)

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antenneX  No. 149, Sep. 2009.

Coaxial Cable Feeder Influence on Yagi Antennas   

    coax_Infl_yagi.pdf  (1.6 MB)

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antenneX  No. 148, Aug. 2009.

Boom Distance Influence on Yagi Antennas   

    boomdistyagi.pdf   (1.7 MB)

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antenneX  No. 147, July 2009.

Triple Folded Dipole Feed for Yagi Antennas

    3fdf_yagi_feed.pdf   (413 kB)

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antenneX  No. 146, June 2009.

Boom Radius Influence on Yagi Antennas

    boomradyag.pdf    (1718 kB)

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antenneX  No. 145, May 2009.

Boom Influence on Yagi Antennas  

    boom_yagi.pdf  (687 kB)

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antenneX  No. 140, Dec 2008.

Array of Inverted Amos Antennas  

    InvAmosArray.pdf (318 kB)

       

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antenneX  No. 139 Nov, 2008.

Yagi Antenna Design Sensitivity in Practice  

    yagi_sens_pract.pdf (385 kB)

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antenneX  No. 138, Oct 2008.

Yagi Antenna Design Sensitivity  

    yagi_design_sens.pdf  (473 kB)

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antenneX  No. 137, Sep 2008.

Yagi Antenna Improvement Thirty-Year Old Dead End? 

    yagi_old.pdf (292 kB)

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antenneX  No. 136, Aug 2008.

Performances of Wet Yagi Antennas 

    wetantenas.pdf (450 kB)

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antenneX  No. 135, Jul 2008.

Yagi Antenna Q factor

    yagi_q_factor.pdf (285 kB)

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antenneX  No. 134, Jun 2008.

Wet Antennas

    wet_ant.pdf (220 kB)

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antenneX  No. 133, May 2008.

Inverted Amos Antenna as Linear Feed for Cylindrical Parabolic Reflector

    linefeed.pdf (970 kB)

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antenneX  No. 132, Apr 2008.

VHF Antenna Noise Temperature

    vhfnoisetemp.pdf (750 kB)

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antenneX  No. 131, Mar 2008.

Quados Antenna

    quados.pdf (960 kB)

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antenneX  No. 130, Feb 2008.

Inverted Amos Antenna

            invertamos.pdf (660 kB)

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antenneX  No. 129, Jan 2008.

Obelisk Antenna

            Obelisk.pdf (990 KB)

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antenneX  No. 128, Dec 2007.

Two el. Bi-quad Antenna Feed for 2.4 GHz

    Feed for 2.4 GHz.pdf (2 MB)

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antenneX  No. 127, Nov 2007.

Amos Antenna

                Amos.pdf (1.3 MB)

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antenneX  No. 126, Oct 2007.

3D Corner Reflector Antenna Feed for 5.8 GHz

            3d_corn_refl_feed.pdf (1.2 MB)

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antenneX  No. 125, Sep 2007.

Shortened 3D Corner Reflector Antenna

                 S3DCRA.pdf  (850 kB)

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