[asterisk-users] Is STP wire decent for analog phones?

Gordon Henderson gordon+asterisk at drogon.net
Mon Apr 16 00:03:19 MST 2007


On Sun, 15 Apr 2007, Steve Prior wrote:

> I've got a run of Shielded Twisted Pair (4 conductors) which used to be a 
> Token Ring Network drop and I'm not using it anymore.  Would it be decent to 
> replace the ends with normal analog phone connectors and use it for a phone 
> extension, or is STP unsuitable for that?

I've always reckoned you can "get away" with just about anything for 
analogue phones - especially internal wiring. After-all, a POTS line from 
the exchange has just come over who knows how many miles of aged copper 
wires, so a few meters more in the building of reasonable quality cable 
isn't going to hurt it! (and if you're re-originating it from an in-house 
PBX then you're starting with a near perfect signal again)

What I would pay attention to is the connectors though - I've seen these 
cause more problems - especially for ADSL lines...

Gordon


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