[TowerTalk] re-tuning steppirs for lowest vswr
john at kk9a.com
john at kk9a.com
Tue Jul 7 18:01:52 PDT 2009
Normally designing an antenna is a compromise between the SWR curve and the
F/B and gain is basically a function of boom length. Since the SteppIR
adjusts at various frequency increments, I would guess that it always close
to the optimum setting for gain, F/B and SWR.
John KK9A
To: <towertalk at contesting.com>
Subject: [TowerTalk] re-tuning steppirs for lowest vswr
From: "Al Williams" <radioman007 at comcast.net>
Date: Mon, 6 Jul 2009 19:58:52 -0700
List-post: <towertalk at contesting.com">mailto:towertalk at contesting.com>
I think I recall the Steppir people telling us that the max fwd gain vs
lowest
vswr may (probably?} occur at different element lengths.
Perhaps someone (Steppir?) can tell us how much variance in gain there is
when
changing
the factory settings to user determined vswr settings.
k7puc
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