[Antennaware] Multi-bobtail curtain

[Guy Olinger, K2AV]

Posted on behalf of F3WT

> De : F3WT <ars.f3wt at wanadoo.fr>
> Date : 30 avril 2006 14:13:38 HAEC
> À : antennaware at contesting.com
> Objet : [Antennaware] Multi- bobtailcurtain
>
> Sam,
>
> Have you got any reply on this already?
> From all I read so far, quita few books ( incl. ARRL antenna ) and
> simulating antennas ( EZNEC),
> I would suggest following
>
> for question 1:
> Yes it should be possible ( by resonnating directrr to somewhat
> below frequency (-5% or so) or refelector above by 5% )
>
> for question 2:
> resonnate ( tune ) bothe elements on same frequency seperately
> ( will include reciproqual influences ). Then feed them with a
> Collins splitter
>  Element one at 0°, element 2 at 90°. Try also 180° ( Dr Kraus ,
> W8JK).
> Plan to do this with my to  parallel antennas.
> Have done similar test on an XJK antenna ( sort of a butterfly,
> W8JK like horizontal crossed loop arrangement with very good
> results waiting still t.b. published.)
>
> Hope I have helped.
> 73.
> Pierre.
> F3WT



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