[TowerTalk] Re: The Ultimate One Tower System

Mike Nash, ND6A nd6a@arrl.net
Fri, 17 Dec 1999 22:00:49 -0800


>From the way I understand the C31XR You can feed it with seperate coaxes on
each band if you like.
At least that is what I was told when I purchased it.
Mike...ND6A


At 08:49 AM 12/16/99 -0700, you wrote:
>
>The velocity factor in the coax is the same on all bands (of course), but
>the amount of phase shift between the two antennas will be different on
>different bands if unequal line lengths are used. The horizontal offset
>between the two antennas can only be compensated for on one band with this
>technique.
>
>	----------
>	From:  Guy Olinger, K2AV [SMTP:k2av@contesting.com]
>	Sent:  Thursday, December 16, 1999 8:31 AM
>	To:  towertalk@contesting.com
>	Subject:  Re: [TowerTalk] Re: The Ultimate One Tower System
>
>
>	On Thu, 16 Dec 1999 10:06:00 -0500, you wrote:
>
>	>
>	>At 09:03 AM 12/16/1999 -0800, Jay Terleski wrote:
>	>>
>	>>The offsets can be compensated for easily with a little longer
>coaxial
>	>>calbe that acts as a delay line to electrically aliegn the driven
>	>>elements, when pointed in the same direction.
>	>>
>	>>Its already been done.
>	>
>	>
>	>On 3 bands with the same length of coax?
>
>	Sure, you are compensating for a distance in the open with a piece
>of
>	coax with that has the same velocity factor on the bands in
>question.
>	It does assume that you are not using 1/4 wave matching sections and
>	the like, eg using a stackmatch type of matching.
>
>	>73,  Pete N4ZR
>	>
>	>Don't forget to update your entry in the contest station database
>	>http://206.102.70.3/search.htm
>
>	--.  .-..
>	73, Guy
>
>	Guy Olinger, K2AV
>	k2av@contesting.com
>	Apex, NC, USA
>
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>




If a tower falls in the woods and no-one is around to see or hear it does
the cash register still go "cha-ching"?

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