[time-nuts] Timing Distribution in Mountainous Terrain

Brian Kirby kilodelta4foxmike at gmail.com
Sun Sep 12 02:53:38 UTC 2010

I believe the primary reasons for GPS receivers for the power industry 
is power line fault location.  They use time tagging to measure 
disturbances to locate a fault and it's accuracy directly determines its 

On 9/11/2010 7:33 PM, jimlux wrote:
> Stan, W1LE wrote:
>> If the odd harmonics were filtered out, would the zero crossing of the
>> 60 (50) Hz fundamental
>> be stable enough ?
> not to 30 ns <grin>
> Interestingly, one of the markets that Symmetricom/TrueTime/Datum sells
> into is GPS disciplined receivers used for power control. Power
> transmission is managed by controlling relative phases in the system,
> not to mention things like synchronizing generators.
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