Tom,
First of all, get it away from your tower!
Secondly, if there is any way at all possible, prop it, hang it, or whatever
with the reflector on the ground
and the driven aimed skyward.
I think you'll see your SWR curves change.
FWIW
Mike VE9AA
----- Original Message -----
From: "Tom Mattus" <wa9wsj@yahoo.com>
To: <Towertalk@contesting.com>
Sent: Friday, June 07, 2002 11:22 AM
Subject: [Towertalk] TH-6 SWR question
> Hello Team!
> I'm sorta confused about an swr reading that I'm
> getting. I just rebuilt my th-6 and propped it up at
> ground level against my tower to take some preliminary
> swr checks with my MFJ analyzer. All the element
> dimensions are according to the suggested chart in the
> portion of the band where I intend to work. New
> balun/coax etc. I do realize that being at ground
> level affects readings but this is the confusing part.
> Readings on 10 & 15 are very good (at 1.5 to 1 or
> less), but 20 stinko's! No better than 1.7 to 1. I
> know that when it's in the air where it belongs, the
> reading will change. So my questions are: is the 20
> meter reading ok because it's at ground level
> (expecting it to decrease when in the air) and are the
> 10 & 15 having problems because they are are also at
> ground level? I would have expected all readings to
> either be good or bad but not different. What says the
> collective wisdom?
> I am hoping to put this in the air tomorrow
> (Saturday).
> Thanks much!
>
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