----- Original Message -----
From: <NN7K@reno.rmci.net>
To: "Pete Smith" <n4zr@contesting.com>
Sent: Monday, July 29, 2002 5:03 PM
Subject: Re: [Towertalk] copper strap vs aluminum strap
> Also, it has a LOWER melting point than copper- that was why it was
replaced
> so often in mobile home and residential wireing .
> dont believe it meets codes any longer- nn7k
> ----- Original Message -----
> From: "Pete Smith" <n4zr@contesting.com>
> To: <towertalk@contesting.com>
> Sent: Monday, July 29, 2002 11:20 AM
> Subject: Re: [Towertalk] copper strap vs aluminum strap
>
>
> > At 01:04 PM 7/29/02 -0400, brewerj@squared.com wrote:
> > >Given the discussion of copper strap for grounding purposes, and
knowing
> > >that the conductivity of Aluminum is very very near that of copper ....
> is
> > >there any reason
> > >one shouldnt use the much-more-available aluminum strap instead of
> copper?
> > >
> > >I realize that there's the issue of dissimilar metals, but that seems
to
> be
> > >manageable with the appropriate product....
> > >
> > >I've always understood that the big difference is that aluminum oxide
> > >isn't conductive, while brown copper oxide is... hence the difference
in
> > >copper and aluminum house wiring. I don't see, though, why a
combination
> > >of Noalox and appropriate weatherproofing couldn't nullify this and the
> > >dissimilar metals problem.
> >
> > 73, Pete N4ZR
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