[time-nuts] Re: Long term ADEV of 5071

[Poul-Henning Kamp]

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Attila Kinali writes:

> Does someone of those who own a 5071 have long-term ADEV data?
> I'm looking for multi-year data. While there are plenty of ADEV
> plots online, most of them stop at 1Ms or even at 100ks.

As I understand it, cesium beams are considered "primary" standards
because once the ADEV hits the floor, it stays down there ?

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