On Tue 14 Jan at 12:04 Rowan_Crowe (3:635/728.1{at}fidonet) wrote to John Piper:

 R>  * John Piper writes to David Drummond, on Sunday January 12 
 R> 1997
 R>    at 23:42:

 JP> Given the distance (Mooroobool, QLD to Sydney, NSW), 
 JP> 31200 was quite good. I wonder whether or not the link 
 JP> shifted up at all.

 R> Total distance is irrelevant though. The only concern is the 
 R> local loop at either end. Any given call will go digital at 
 R> the first possible instance, and will be converted back to 
 R> analog as close as possible to the other end. There's no 
 R> degradation whatsoever of signals while they travel over 
 R> digital links (unless there is some sort of fault).

Oh if that were true. If you're on an RCM or non-integrated RIM you get
more A/D and D/A conversions in the signal path degrading modem
performance.

--- msgedsq 2.1