Hi

Indeed, you *can* use GPS for a lot of things. You pretty much *must* use it 
for CDMA.

Bob



On Mar 8, 2012, at 6:36 PM, Magnus Danielson <mag...@rubidium.dyndns.org> wrote:

> On 03/09/2012 12:16 AM, Bob Camp wrote:
>> Hi
>> 
>> SDH/SONET generally is line timed rather than GPS locked. It's ultimate 
>> authority is the Stratum 1 above it...
> 
> Yes, but GPS/LORAN can be used to build holdover synchronisation, and verify 
> the local cesiums.
> 
> Stratum 1 is the ANSI T1.101 name, also known as PRC in SDH, which is ITU-T 
> G.811.
> 
> Cheers,
> Magnus
> 
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