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Re: 2.4GHz helix (newbie)



Kraus' original research indicated that turns spacing and circumference did
not have to be changed with conductor diameters between 0.005 and 0.05
wavelengths. If both materials are in this range the dimension should not
have to be chganged.

73,

John
KD6OZH

----- Original Message -----
From: "Francesco Messineo" <iz5dwf@AMSAT.Org>
To: <amsat-bb@AMSAT.Org>
Sent: Monday, 16 July 2001 14:14 UTC
Subject: [amsat-bb] 2.4GHz helix (newbie)


> Hi all,
> I'm attempting to build an helix antenna for 2.4 GHz. Actually two helix,
> one 22 (or maybe more) turn RHCP and one LHCP for feeding an offset
> dish. The question is: can I use 4 mm copper tubing to build these helix
> using G3RUH's instructions and methods or do I need to recalculate
> the whole thing?
> Thanks in advance
>
> --
>
> _ _ _ ___   ___ _ ___ ___   ___ ___ _ _ _   _ _ _ ___ ___   ___ _ _   _
>
> Francesco Messineo iz5dwf@amsat.org
> _ _   ___ ___ _ _   _ _ _ _ _   ___ _ _   _ ___ ___   _ _ ___ _
>
> ----
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