Copper pipe is more expensive. It is also difficult to connect sections
of solid pipe together.
73
Gary K4FMX
Martin AA6E wrote:
> My sources say that 1/2" copper pipe/tube with .032" wall weighs 0.18
> lb/ft, which is what the lightning guys say you need FWIW.
>
> Common soft copper tubing @ 1/2" seems doable. Soft copper tubing is
> available up to 2" or more, but it's probably too expensive and
> difficult to work with. 3" strap would be cheaper, easier, and more
> effective, I expect.
>
> 73, Martin AA6E
>
> --- Pete Smith <n4zr@contesting.com> wrote:
>
>>An interesting thought - what about 3/4" copper plumbing tubing as a
>>ground
>>conductor? I suppose if it took a lightning hit, and even if you
>>silver-soldered any joints, you would still blow out the solder, but
>>if you
>>could get it in a coil....
>>
>>At 09:18 AM 3/14/2005, Tom Rauch wrote:
>>
>>>I can't think of a reason it wouldn't apply to lightning,
>>>although smooth wide flashing has less inductance than a
>>>narrow round conductor. I would use a wide flashing first,
>>>and then a round conductor (hollow or solid) second. Braided
>>>or finely stranded or woven strands would be way down the
>>>list.
>>
>>_______________________________________________
>>
>>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.
>
> _______________________________________________
> 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.
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|