[Antennas] Single feed on 5 band quad

Thu, 24 Oct 2002 09:56:14 -0600

I think the picture looks like the Multi-Band Quad straight out of the
ARRL Antenna Handbook.
73's de Jerry, K�EJF

On Thu, 24 Oct 2002 09:44:02 +0200 "Jaap de Jonge" <[email protected]>
writes:
> Hi all,
> 
> I'm considering building or buying a 5 band HF quad (10 thru 20 
> meter).
> There's a local antenna company, that markets a model that has a 
> single
> feed for all the elements from 10 to 20 meter. You can see a picture 
> of
> it at http://www.gbanttow.nl/GBFGQUADmessung.htm . I'm interested in 
> the
> following:
> 1) Isn't the radiation pattern of such an antenna severely 
> compromised
> (side lobes etc.), because of mutual interaction of the radiators?
> 2) Can anyone tell me from experience if this concept works or not?
> 3) Has anyone ever modeled such a quad with a single feed using 
> antenna
> modeling software?
> 
> Thanks for the assistance!
> 
> 73
> Jaap
> PA8DX
> 
> 
> 
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> 
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E. Jerold (Jerry) Forwood