Re: [LUG] Cat5 and telephone cable

[Adrian Midgley <amidgley2@xxxxxxxxxx>]

On Monday 02 February 2004 17:43, Mark Evans wrote:

> > It depends exactly upon what equipment is connected to the network cable.
> > iirc telephone's use 50v (whether this is just for the ring I'm not sure)
> > -
>
> It's 50VDC with 100VAC ringing. 


> A far greater risk is in mixing between ISDN2 (on the S-BUS side) and
> ethernet. Since these use the same connectors...

Also ISDN lines have 100V on them rather than the 50V of POTS.


-- 
Adrian Midgley                   (Linux desktop)
GP, Exeter
http://www.defoam.net/


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