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Re: [TowerTalk] Using Belden 9913 on a crankup?

To: "Tower (K8RI)" <tower@rogerhalstead.com>
Subject: Re: [TowerTalk] Using Belden 9913 on a crankup?
From: "Alan C. Zack" <k7acz@cox.net>
Date: Tue, 27 Apr 2004 13:20:53 -0700
List-post: <mailto:towertalk@contesting.com>
How do they compare uv wise in a hot Las Vegas sky?

"Tower (K8RI)" wrote:

> I used 9913 for years and then gave it all away after one lightening strike
> blew off the water proofing.  I figured it just wasn't worth the risk.
>
> OTOH 9913 is not a good cable to use where flexing is encountered.  The
> center conductor can migrate off center and it needs to make wide radius
> bends if long life is expected.
>
> I much prefer LMR 400 to 9913. It's slightly cheaper, or has been. It's one
> or two tenths of a db less loss and fits the same connectors.  Both fit
> PL259s. LMR 400 is more rugged and can make relatively short radius bends.
> Much shorter bends with reliability than 9913. I believe (without taking the
> time to look it up) that LMR-400 extraflex has about the same loss as
> regular 9913, but is more expensive.
>
> I used 9913 for years without a problem, or at least I never noticed any.  I
> liked it, but finding water running out of my rig after the lightening blew
> off all the water proofing was enough to cause a rapid switch to something
> better.  I'd probably still be using it had that not happened.
>
> You'll also most likely find hams who have used the stuff in flexing
> situations with no problems (there are usually exceptions to most any set of
> circumstances)
>
> Good Luck,
>
> Roger Halstead (K8RI, EN73 & ARRL Life Member)
> N833R, World's Oldest Debonair (S# CD-2)
> www.rogerhalstead.com
>
> > Could somebody tell me if Belden 9913(not 9913 flex)is usable on a crankup
> > tower. What I am interested in, is if it is bendable enough when the tower
> is
> > cranked down or will it bow out too much? Should I go to a more flexable
> cable
> > for the run up the tower, or is it workable? This is for a 51 ft. crankup.
> > Thanks for your help.
> >
> >                             Todd
> >                             N4JRZ
> >
> >
> > _______________________________________________
> >
> > See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless
> Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any
> questions and ask for Sherman, W2FLA.
> >
> > _______________________________________________
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> > TowerTalk@contesting.com
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> >
>
> _______________________________________________
>
> See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless 
> Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any 
> questions and ask for Sherman, W2FLA.
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk@contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk

--
__________________________________________________________________________
 Alan Zack
 Amateur Radio Station K7ACZ
 Las Vegas, Nevada, USA
 Quality Engineer, The Boeing Company, Retired
 Aviation Chief Warrant Officer, U.S. Coast Guard, Retired
 U.S. Coast Guard, Always Ready, Always There
 Every hour, Every day, Around the Clock and Around the World
 SEMPER PARATUS
 http://www.gocoastguard.com/


_______________________________________________

See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless Weather 
Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any questions 
and ask for Sherman, W2FLA.

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