[ntp:questions] GPS Jammers in Use by Criminals - Warping Time for Fraud Suggested
David J Taylor
david-taylor at blueyonder.co.uk.invalid
Fri Feb 24 05:18:00 UTC 2012
"unruh" <unruh at invalid.ca> wrote in message
news:viy1r.9526$1I2.3602 at newsfe08.iad...
> On 2012-02-23, jimp at specsol.spam.sux.com <jimp at specsol.spam.sux.com>
>> Richard B. Gilbert <rgilbert88 at comcast.net> wrote:
>> There are very few civilian systems where absolute time accuracy
>> than 1 second is an operational requirement and none that I can think
>> where sub-microsecond absolute time accuracy is an operational
> Long baseline radio astronomy? Timing neutrinos between Cern and Grand
> Sasso? ...
> Both are civilian, and both absolutely require nano second accuracy.
.. but both are "research" and not "operational". On the other hand, GPS
is both operational and sub-microsecond.
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