Re: Topband: twisted house wiring

[Brian Pease <bpease2@myfairpoint.net>]

I installed a vanity in a old house in New London, CT.  The BX only had 
2 wires for the original light & 2-prong outlet. Fortunately the jacket 
was grounded although it had never been connected to the old fixture.  I 
needed the ground for the new GFI outlet.
On 2/22/2017 5:06 PM, MICHAEL ST ANGELO wrote:
> BX cable is still required in New York City. I had to use it when I lived in 
> Queens.
>
> How did the metal wrapper get hot? Was current passing througgh it? The BX I 
> had included a ground wire; maybe the earlier BX used the wrapper as the ground.
>
> Mike N2MS
>
>
> > On February 22, 2017 at 3:45 PM K1FZ-Bruce  <k1fz@myfairpoint.net> wrote:
> >
> >
> >
> >
> > Live near a housing development with many tenants. The high line on the road is 
> > about 20  feet diagonally from my attic.  Getting a lot of noise even with my 
> > house main breaker off.
> > Appears to be induced into the attic wiring.
> >
> > Question. Anyone tried some form "twisted pair with green wire"  house wiring 
> > to reduce noise ?
> > If Yes, how did it work ?
> > Wiring laws vary from state to state.   If anyone has something that worked, 
> > then I can ask local electrical law enforcement about it.
> >
> > Years ago they had a BX cable   . It was twisted wires inside a metallic 
> > wrapper.  When I was very young they used to think the metal wrapper got hot 
> > and started house fires.
> >
> > 73
> > Bruce-k1fz
> > http://www.qsl.net/k1fz/beverage_antenna.html
> >   
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