>You would be better off getting some lengths of
>copper flashing [snip] This gives a very low
>impedance ground than solid large-diameter copper wire, and is much less
expensive.
Does it make sense to bury some length of flashing instead of driving a rod,
then? Is depth an
Mark, N5OT
----- Original Message -----
From: "Eric Scace K3NA" <eric@k3na.org>
To: <WarrenWolff@aol.com>; "Towertalk" <towertalk@contesting.com>
Sent: Tuesday, October 21, 2003 8:57 AM
Subject: RE: [TowerTalk] Site Grounding
> Hi Warren --
>
> I would not bury braid for this application. Braid corrodes quickly
when exposed. As others have pointed out, corroded braid
> develops a significant impedance at RF, which is not what one wants in a
grounding system.
>
> You would be better off getting some lengths of copper flashing such as
that used for roofs or gutters. 2-3" wide flashing is
> fine. This gives a very low impedance ground than solid large-diameter
copper wire, and is much less expensive.
>
> Good luck with your project.
>
> -- Eric K3NA
>
>
> -----Original Message-----
> From: WarrenWolff@aol.com [mailto:WarrenWolff@aol.com]
> Sent: 2003 October 21 Tuesday 00:30
> To: eric@k3na.org
> Cc: WarrenWolff@aol.com
> Subject: Re: [TowerTalk] Site Grounding
>
>
> Hi Eric,
>
> I tried to log back on to Tower Talk, but it seems I must have inserted
some strange character in my access info. Could not get in.
> Not sure if I was successful in contacting the list administrator for
help.
>
> I am retiring at Lake Havasu City AZ in 2005; ground is notoriously poor
there despite what the Antenna Handbook says is "just
> poor".
>
> So, I thought as my neighbor was installing a 184 wall with a very deep
foundation and I am butting a 131 foot wall against his, I
> could take advantage of these "long" ditches and place a long run
> of grounding conductor in the bottom of the ditches. Then, it would be a
short run to either/both of my towers for lightning
> protection. I would go ahead and run the multiple short
grounding/dissipators as typically recommended. I would also space some
> copper rods along the run. There also
> is a lot more lightning there than the handbook says, as well.
>
> One person responded that braid was not a good move. So, I guess I have
more to learn yet. Want to get the most reliable routing
> to ground for the lightning protection, first, and then for entire
station. I have printed a bunch of stuff from the Internet for
> reading, too.
>
> I am blessed to find that there are no tower height limits at the lake.
So I will achieve my dream of a big 40 m yagi plus some
> nice multiband gadget on the other tower.
>
> Thanks for your response to my posting.
>
> Regards, Warren
>
>
> _______________________________________________
>
> See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless
Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any
questions and ask for Sherman, W2FLA.
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk@contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
>
_______________________________________________
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
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