[TowerTalk] Wire Rope

[Tom Osborne Sr.]

No -don't remember.  One of the locals got a 1000 foot spool of it and I
bought 100 feet from him.  That copperweld was really stiff, too.  I will
never buy ladder line with a solid conductor again.  73
Tom


On Thu, Sep 10, 2020 at 11:59 AM Edward Mccann <edwmccann at yahoo.com> wrote:

> Tom -
>
> Do you recall manufacturers designation? JSC 1318? Other?
>
> Ed McCann
> AG6CX
>
> Sent from my iPhone
>
> > On Sep 10, 2020, at 11:35 AM, Tom Osborne Sr. <w7why1 at gmail.com> wrote:
> >
> > I had some of that 450 ohm ladder line with copperweld wire and that
> stuff
> > was terrible.  It rusted like crazy where it hooked to the antenna.
> After
> > about 6 months I had to lower the antenna, cut the ends off of the feed
> > line and reconnect it.  The SWR would go out of sight.  Finally took it
> > down and threw it away.  73
> > Tom W7WHY
> >
> >
> >> On Thu, Sep 10, 2020 at 3:07 AM Rob Atkinson <ranchorobbo at gmail.com>
> wrote:
> >>
> >> I've been told that modern copperweld doesn't have anywhere near the
> >> thickness of copper on it compared to the copperweld of 60 or 70 years
> >> ago.   The old wire lasted.  I think W6AM used it with his rhombics
> >> and I never heard of Don having to replace them every few years.   And
> >> he was near the Pacific with the salt water problem.  I suggest
> >> contacting commercial shortwave broadcasters who, in the U.S., have a
> >> lot of rhombic antennas and find out what sort of long span wire they
> >> use.  In general, I find it helpful to contact broadcasters whenever I
> >> am attempting something that parallels what has been done by
> >> commercial industry.  Those people have a knowledge base of facts and
> >> data such as time between failure, and while their materials may be
> >> costly, they can provide a method that can be followed to some extent
> >> at a lower cost for a ham.
> >>
> >> 73
> >>
> >> Rob
> >> K5UJ
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