[rescue] Anyone here familiar with 10Base36 ?!?
Greg A. Woods
woods at weird.com
Sat Sep 21 15:21:32 CDT 2002
[ On Saturday, September 21, 2002 at 13:59:01 (-0500), Jonathan C. Patschke wrote: ]
> Subject: Re: [rescue] Anyone here familiar with 10Base36 ?!?
>
> On Sat, 21 Sep 2002, Greg A. Woods wrote:
>
> > Except that most fibre cable for outdoor use has a metal jacket.... :-)
>
> I'd always seen it run in some sort of nonconducting conduit under
> ground. Is the jacketed variety for running on poles?
The jacketed variety can be run underground too -- indeed is sometimes
preferred, esp. the type that's also filled with petroleum jelly....
> > Make sure it's properly grounded!
>
> No doubt. A quarter-mile of exposed metal wire at roof-level could attact
> a lot of lightning.
The metal jacket is not exposed -- there's a PVC jacket over top of it.
But it's still a lightning risk (or a risk for any power distribution
cables that are over even just 600 volts or so....)
--
Greg A. Woods
+1 416 218-0098; <g.a.woods at ieee.org>; <woods at robohack.ca>
Planix, Inc. <woods at planix.com>; VE3TCP; Secrets of the Weird <woods at weird.com>
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