[time-nuts] Disciplining Rubidium

Hal Murray hmurray at megapathdsl.net
Wed Apr 23 23:52:02 EDT 2008

> 11) Short-term phase noise; the GPS-Rb sources don't seem to be as
> clean as the better GPS-OCXO packages. 

Is there something fundamental that causes that, or is it just an engineering 

One guess would be that they don't use as good/expensive a crystal in the Rb 
setup because they don't need it for holdover.

These are my opinions, not necessarily my employer's.  I hate spam.

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