On Monday 24 April 2006 12:42, Rich Adamson wrote: > The T1/E1 interface spec's are typically 75 ohm balanced (BNC, E1), 100 > ohm balanced, etc.
Ahh yes, this is true. Is that a typical spec for even POTS lines? > I've never bothered to check to see if cat5 cables use the appropriate > mating twisted pairs or not. Since the pinouts are different for cat5 vs > T1 cables, I'd have to guess a single strand is used from two different > twisted pair groups. That wouldn't be cool, but in short runs it > probably doesn't have much of an impact. Well Cat5 doesn't specify pinouts at all, just frequency response and crosstalk between pairs, IIRC. -A. _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- Asterisk-Users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users