[TowerTalk] Wire Rope
Tim Duffy
k3lr at k3lr.com
Wed Sep 9 14:23:49 EDT 2020
Hello Bill:
As Rick points out - Copperweld is very strong and the outside copper coating keeps the loss low. I have used it for 25 years for my 160 meter parasitic elements - it does not break. That being said - after 4 to 5 years - the copper coating starts to go away - so I replace it as a regular maintenance item - every 4 years.
Be careful not to nick Copperweld wire. A nick will allow moisture to contaminate the steel wire core - rust will occur and failure will happen as a result.
73
Tim K3LR
-----Original Message-----
From: TowerTalk [mailto:towertalk-bounces at contesting.com] On Behalf Of Richard (Rick) Karlquist
Sent: Wednesday, September 9, 2020 2:00 PM
To: William Osborne; towertalk at contesting.com
Subject: Re: [TowerTalk] Wire Rope
Stainless steel is exceptionally lossy at RF. There are
no specs on just how bad the loss is, so you take your
chances if you use it. Copperweld would be a much
better "unbreakable" solution. That's what its made
for.
Rick N6RK
On 9/9/2020 10:22 AM, William Osborne wrote:
> Has anyone used SS wire rope for an antenna conductor in a wire antenna such as 80-10 OCFD? I use trees for supports and want to end the breaking problem due to wind swaying thew trees.
>
>
> Thanks,
> Bill..K5ZQ
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