[time-nuts] How Rubidiums make their frequency (was RE: time-nuts Digest, Vol 21, Issue 22)

Chuck Harris cfharris at erols.com
Thu Apr 20 07:47:52 EDT 2006

Christopher Hoover wrote:

> So what I'm really wondering is this: is there a  wear mechanism or failure
> mode in the physics package that might explain why I have to crank the mag
> field almost to its high limit to get 5 MHz?  (This question presumes the
> mag field control is working properly, and I cannot say for sure that it
> is.)

Not a wear question; a magnetization question.  Degauss your Rb's mu metal
shield, and all of the surrounding hardware.

-Chuck Harris

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