[time-nuts] Rb Oscillator - rather fundamental question
Rick Karlquist
richard at karlquist.com
Tue Feb 23 22:15:21 UTC 2010
jmfranke wrote:
>
> Therefore, any standard which is compared directly with the transition is
> a
> primary standard. Any standard compared to a primary standard is a
I don't agree. By your definition the "chip scale atomic clock",
which uses cesium, would be a primary standard. I don't know
of anyone who believes that.
Rick Karlquist N6RK
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