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[Towertalk] Direct Burial Coax

To: <towertalk@contesting.com>
Subject: [Towertalk] Direct Burial Coax
From: na9d@speakeasy.net (Jon Ogden)
Date: Wed, 16 Oct 2002 21:02:46 -0500
on 10/16/02 8:08 PM, Roger Borowski at K9RB@bellsouth.net wrote:

> When I investigated this about 5 years ago, I found at that time only two 50
> ohm coaxial cables rated for direct burial. The "key" for direct burial rating
> seemed to be the high density polyethylene jacket, which is impervious to
> moisture. Most other cables use a polyvinylchloride jacket. Many of these are
> rated "non-contaminating", which is quite different than direct burial as
> moisture can and does penetrate PVC jacketed cables.

The jacket is the key.  If you have a waterproof Polyethelene jacket, then
you won't have the problem.

Cable Experts sells a direct burial rated RG-213 and their CXP1318FX is also
rated for direct burial.  No goo in either of those.

73,

Jon
NA9D

-------------------------------------
Jon Ogden
NA9D (ex: KE9NA)

Life Member: ARRL, NRA
Member:  AMSAT, DXCC

http://www.qsl.net/ke9na

"A life lived in fear is a life half lived."


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