Topband: Outdoor rope suggestions

[Carl]

Ive been stretching copper since 1967 with lawn tractors since buying my 
first home; 8 acres and about 3 had to be mowed.

I suspect well pump wire may hard drawn but I'll give a small piece a test 
first with a vise and comealong.

Carl
KM1H


----- Original Message ----- 
From: "Jim Brown" <jim at audiosystemsgroup.com>
To: <topband at contesting.com>
Sent: Thursday, September 04, 2014 12:05 PM
Subject: Re: Topband: Outdoor rope suggestions


> On Thu,9/4/2014 8:10 AM, Carl wrote:
>> As far as the antenna wire it will likely be #10 or 12 solid deep well 
>> motor wire as I have a lot of it salvaged for the asking back when copper 
>> was still cheap.
>
> GM Carl,
>
> Be prepared for any copper wire to stretch under the sort of tension that 
> I am using and that you plan to use. One of my high dipoles is an 80/40 
> fan that I built about six years ago with #10 stranded THHN. Every couple 
> of years, I have drop it and cut a foot or two from each end.
>
> Hoping to minimize that, I've been buying #8 solid copper from Home Depot 
> and stretching it in the hope of making it hard drawn. W6GJB and I tie one 
> end to a tree, the other to the trailer hitch on his pickup, and slowly 
> pull until it breaks. We get roughly 10-15% stretch. About six months ago, 
> I used some of it to add a reflector to one of my 80M dipoles, and pulled 
> the tension tight. It's sagged quite a bit. I haven't measured it since.
>
> 73, Jim K9YC
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