[TowerTalk] Force 12

[Jerry Keller]

Is there a reflector dedicated to Force 12 antennas, where users can get information like that?
73, Jerry K3BZ

----- Original Message ----- 
From: "Paul Playford" <w8aef at worldnet.att.net>
To: <jimjarvis at comcast.net>; <towertalk at contesting.com>
Sent: Wednesday, November 10, 2004 2:54 PM
Subject: RE: [TowerTalk] Force 12


> As I recall Force 12 shipped a bunch of C4XL's with wrong 15m driven
> elements due to a laser printer mis-printing a dimension on the drawing.
>
> Of course to get this information you have to call and if they won't answer
> the phone or return your call.....
>
> I obtained a WARC-7 antenna from a friend that could not get it to show any
> front to back on 30m.  Another friend suggested I find the frequency that it
> did have f/b and go from there.  I found 12 dB f/b at 9.5 MHz, moved the
> shorting bars on the reflector 8" toward the boom and now it has 12 dB f/b
> at 10.1 MHz.
>
> I think what I am trying to say is, all antennas work - you just gotta find
> out where they work best for you and go from there.
>
> de Paul, W8AEF
>
>
>
>
> Seriously,  has anyone had difficulty with their 3 band matching system,
> operating on 15m?   There is a C4XL which we finally gave up on after two
> years and put in three separate feedlines.   Then, we gave up on that and
> replaced it with an optibeam.   Works great.
>
> At V26DX, there's a C3 with a 40m kit on it....well, it HAD one.  It never
> tuned, either, and we finally gave up on it.   Seemed to tune ok on 20-10,
> and had
> reasonable f/b.
>
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