[time-nuts] Disciplining Rubidium

[Hal Murray]

> 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 
quirk?

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.