Topband: twisted house wiring

[MICHAEL ST ANGELO]

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 at 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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