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Re: [TowerTalk] Current choke beads

To: towertalk@contesting.com
Subject: Re: [TowerTalk] Current choke beads
From: gdaught6@stanford.edu
Date: Fri, 27 Jul 2007 15:13:52 -0700
List-post: <mailto:towertalk@contesting.com>
On 27 Jul 2007 at 16:03, Joe Reisert, W1JR wrote:

< snip >

> In 1989 I helped develop a low cost PTFE coax for the Cushcraft 
> Corporation. They needed a cost effective coax for installing mobile 
> antennas in automobiles that wouldn't melt if placed near catalytic 
> converters etc. Cushcraft marketed it as "Ultra Link" coax. Ultra 
> Link, as I recall, is about the diameter of RG58. It uses PTFE 
> (instead of teflon) dielectric. 

Hmmm.  I was under the impression that "Teflon" IS "PTFE".  I thought 
that Teflon was DuPont's trade name for PolyTetraFluoroEthylene.  Am 
I wrong?

73,

George T. Daughters, K6GT




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