[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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