[TowerTalk] Solid center conductor LMR400 for crankup tower?

[Mike]

That stuff is great, you could use it just for the Rotator coil part if you
wanted and the LM-400 and 400UF would last forever.

Mike

-----Original Message-----
From: towertalk-bounces at contesting.com
[mailto:towertalk-bounces at contesting.com] On Behalf Of Richard Solomon
Sent: Wednesday, October 26, 2011 9:07 PM
To: TowerTalk
Subject: Re: [TowerTalk] Solid center conductor LMR400 for crankup tower?

Another alternative is LMR-400UF, stranded center conductor like RG-8, but
better specs.

73, Dick, W1KSZ

On Wed, Oct 26, 2011 at 9:03 PM, Grant Saviers <grants2 at pacbell.net> wrote:

> The solid center conductor cables are spec'd for about 20 bends at the
> specified radius.  I've been told that the failure mode is particularly
> annoying - intermittent opens.  So depending on your crankup up/down
> plans and how well you flake the cable for large radius bending, you may
> have a reasonable life with a solid center coax.
>
> 9913-F7 is almost identical to LMR400 so why not use it or BuryFlex for
> the up the tower run?  For 2m, 70cm and higher it might be worth playing
> with LDF4 or bigger.
>
> Grant KZ1W
>
> On 10/26/2011 6:58 PM, krishna kanakasapapathi wrote:
> > Howdie folks,
> >    I am installing the DB18 on a 75ft crankup. Have a roll of LMR400,
the
> > solid center conductor type.
> >    I thought i might just ask before i cut the cable from the roll. Any
> > possible issues with
> >     using the LMR400 on a crankup?
> >
> >    I have arms mounted on each of the 3 sections to keep the cables away
> > from the telescoping sections.
> >
> > 73s
> > krish
> > w4vku
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> >
> >
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> >
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