[amsat-bb] Re: Can someone point me to a simple S-band helixconstruction article?
jmfranke at cox.net
Tue Feb 5 14:33:19 PST 2008
----- Original Message -----
From: "Michael A. Tondee" <mat_62 at netcommander.com>
To: "Amsat-Bb at Amsat. Org" <amsat-bb at amsat.org>
Sent: Tuesday, February 05, 2008 5:11 PM
Subject: [amsat-bb] Can someone point me to a simple S-band
>I can find plenty of information on helices and the theory involved with
>them but a lot of it seems to be contradictory and confusing.. I've found
>very general guideline type articles but what I haven't found yet is a
>simple step by step construction article from start to finish. I'd like to
>construct one using pvc pipe as the helix form if possible as it is readily
>available but I even find varying opinions on the suitability of that
>material. Are the dimensions really not that critical as has been stated in
>some articles? I was thinking of using schedule 40 1 and a quarter or 1 and
>a half inch diameter white PVC pipe. I could really use some simple
>formulas as my old brain starts to smoke when I see equations involving
>algebra and pi. Been way to long since high school! hi hi.
> Tnx and 73,
> Michael, W4HIJ
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