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Blind-Hams For blind ham radio operators <[log in to unmask]>
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From:
Colin McDonald <[log in to unmask]>
Date:
Mon, 15 Aug 2005 18:14:08 -0600
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Blind-Hams For blind ham radio operators <[log in to unmask]>
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ah excellent.
thanks for that info.
Yes, also read about that 80 meter cap burning up with a killowatt into it
whilst being wet...but not toworried about that band anyway at this point.
73
Colin, V A6BKX
----- Original Message -----
From: "Louis Kim Kline" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, August 15, 2005 4:54 PM
Subject: Re: gap titan


> Hi Colin.
>
> It is indeed quite a production to assemble the GAP Titan.  Mine took most
> of the day to assemble, but I didn't have that much trouble tuning it on
40
> meters, nor did I experience the issue with coax lengths here.  I will say
> that it is quite a monstrosity to keep in the air, so if you can't
securely
> mount it in concrete, I would strongly recommend some stout guy ropes as
> the wind load on this antenna is significant.  I mounted mine on the GAP
> Quick Tilt base in 320 pounds of concrete,on a 10 ft piece of mast, and so
> far it has withstood the western New York winter winds.
>
> One weak point with this antenna is that it uses a capacitor network under
> the weather cap to make the antenna load on 80/75 meters, and this
> capacitor load tends to fail if you get a nearby lightning strike.  I am
> presently dealing with that situation--the antenna itself does not appear
> to have been struck, but there was a largeenough induced voltage to short
> the capacitor making the SWR on 75 meters about 5.8 to 1.  That's the only
> really negative thing that I have to say about the antenna.  Otherwise, I
> think you'll like the performance.  80 meters is the only band that I find
> it doesn't do that great on, but then, I've yet to be that impressed with
> anybody's vertical antenna on 80 meters.
>
> 73, de Lou K2LKK
>
>
>
>
>
>
>
>
>
>
> At 07:33 AM 8/15/2005 -0600, you wrote:
> >ok, now that ive got all my eggs in a row?
> >perhaps, all my brain cells functioning in a somewhat better manner then
> >last night, i am actually looking for practical info on the gap titan
> >vertical.
> >I thought i saw on the list that someone out here was using that
particular
> >antenna.
> >Its quite a thing to ship, so want to make sure i am getting something
that
> >will work for me...the points i like are that it requires no ground
radials,
> >works well between 40 and 10 meters and its only 25 feet tall.
> >However, acording to  eham.net, it is a real bugger to try and put
together
> >and the tuning for 40 can be a little tricky.
> >Also, coax lengths have to be adjusted to get reasonable SWR and it isn't
> >supposed to be near other vertical metal objects...such as the 22 foot
steel
> >mast it will be about 15 feet away from when installed here.
> >But, the deal is right so i think i will probably get it if the gentleman
> >can find a way to ship it without breaking the bank for me hi hi.
> >any info would be appreciated though.
> >73
> >Colin, V A6BKX
>
> Louis Kim Kline
> A.R.S. K2LKK
> Home e-mail:  [log in to unmask]
> Work e-mail:  [log in to unmask]
> Work Telephone:  (585) 697-5753
>

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