Topband: RFI - and lots of it

Guy Olinger K2AV k2av.guy at gmail.com
Thu Oct 29 18:35:31 EDT 2015


It would really be something if in-the-slab copper was floating
electrically. I have seen the copper connected with a heavy wire out of the
slab connected to the ground bus in the main electrical panel. The other
end of the wire came up out of the slab next to the bonding point with the
copper pipe in a weather protected spot.

If there is a question you should get a local licensed electrician who can
check it according to NEC + local practices. Local practices may specify
where and how the pipe is connected to the power ground.

You might want to check if an ohmmeter shows a dead short between the
spicket copper pipe and the power ground.

If it ain't connected, you need to get that fixed right away.

73, Guy K2AV

On Thursday, October 29, 2015, Jim Brown <jim at audiosystemsgroup.com> wrote:

> On Thu,10/29/2015 2:45 PM, Dan Edward Dba East edwards wrote:
>
>> all my plumbing is copper, hot and cold water, in the slab.  and, i have
>> an outside water spigot just a few feet away from my service
>> entrance...should I tie it in too ??
>>
>
> NEC REQUIRES that it be tied in.
>
> 73, Jim K9YC
> _________________
> Topband Reflector Archives - http://www.contesting.com/_topband
>


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