Add a 4-6 foot jumper to the end of the coax in the shack that feeds the C3
and see if the SWR changes. Both my C3's are right on.
Are the other bands ok?
Mike
W0MU
----- Original Message -----
From: Barry N1EU <n1eu@hotmail.com>
To: <towertalk@contesting.com>
Sent: Monday, August 23, 1999 6:13 PM
Subject: [TowerTalk] C3S Tuning
>
> Hoping to get some tips from folks who have been there with their F12 C3/4
> tuning on 10m. My C3S 10m resonance refuses to go lower than 28.8, even
> with the 10m driver extended "one hole" beyond factory drilling. In fact,
> the resonant frequency didn't seem to change at all when I lengthened the
> driver that very last hole (inch), which seemed strange.
>
> Any advice based on experience gratefully received.
>
> Tnx & 73,
> Barry N1EU
>
>
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