[time-nuts] Storage of Rb & Cs standards?

Rick Karlquist richard at karlquist.com
Thu Aug 19 16:19:43 EDT 2004


> with the ion pump running.  The manual for the HP 4065 Rb standard says
>> to connect a low current source to a couple of wires when it's stored.

The HP Rb std is model 5065A.  Anyway, the issue with Rb is keeping
the liquid Rb confined to the reservoir, rather than condensing
in the optical path.  Some Rb standards try to get around this
by using a "starved" cell with no liquid Rb.

Rick Karlquist




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