[TowerTalk] VHF/UHF Yagi Separation

[Larry Banks]

Hi Marc,

You might want to read the app note at Directive Systems: 
http://www.directivesystems.com/

Click on "APP Notes" on the left and then HOW TO PLAN THE INSTALLATION OF 
MULTIPLE VHF ANTENNAS ON ONE MAST

Good reading.

73,
Larry
______________________________

Larry Banks   FN42kl     W1DYJ
Amateur Extra                  ARRL
        WAS    WAC    VUCC
        QCWA  1010  SMIRK
        MMRA         N.E.W.S.
larryb at alum.mit.edu
http://www.qsl.net/w1dyj/
______________________________



----- Original Message ----- 
From: "Steve Katz" <stevek at jmr.com>
To: "Marc Tessier - VE3TES" <ve3tes at cogeco.ca>; <towertalk at contesting.com>
Sent: Friday, August 01, 2008 4:07 PM
Subject: Re: [TowerTalk] VHF/UHF Yagi Separation


> 1/2 wavelength on the higher frequency band is normally all that's 
> required for stacking horizontally polarized yagis.
>
> That would be a mere 40" between 6m and 2m, and only 13-1/2" between 2m 
> and 70cm.  More is great, but this is about all that's needed.
>
> WB2WIK/6
>
> -----Original Message-----
> From: towertalk-bounces at contesting.com
> [mailto:towertalk-bounces at contesting.com]On Behalf Of Marc Tessier -
> VE3TES
> Sent: Friday, August 01, 2008 12:27 PM
> To: towertalk at contesting.com
> Subject: [TowerTalk] VHF/UHF Yagi Separation
>
>
> Hello, Firstly allow me to say what a great group of guys and Gals, we 
> have here in the forum, all the wealth of knowledge and wisdom I have 
> picked up by such a breed of fine individuals should help me some day 
> return the same knowledge to some new comer of this hobby we call "Ham 
> Radio"
>
> Ok now that my brown nosing is out of the way, its my turn to pick the 
> great minds here...
>
> I plan to put 3 yagis on one tower, one yagi is a home built 19 element 
> with a corner reflector for 440 Boom length on this puppy is a mere 8 
> feet. Below that yagi I plan to place a 8 element 2m Yagi with a boom 
> length of 14 feet and finally I have modded my home brewed clone of the 
> Cushcraft A505S boom length is some 17 + feet. Now my question is what 
> should I have both ideally, and minimally for spacing's between each yagi, 
> feel free to reply either on or off this reflector, I personally hate it 
> when it is done off the reflector it helps others at the same time , so do 
> what ever pleases you most.
>
>
> Regards,
>
> Marc Tessier - VE3TES
> http://home.cogeco.ca/~ve3tes
> http://www.eqsl.cc/Member.cfm?VE3TES
> ve3tes at cogeco.ca
> _______________________________________________
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