[time-nuts] Worst possible error on a rubidium

[Will Matney]

David,

Below is a link to the datasheet on the FEI 5680A. I hope it will work with
those %20 in the link. If not, I think there simply blank spaces, or /FEI -
5680A.pdf

http://www.gillam-fei.be/products/pdf/others/rubidium/FEI%20-%205680A.pdf

Best,

Will

*********** REPLY SEPARATOR  ***********

On 7/13/2011 at 5:24 PM Will Matney wrote:

>David,
>
>That's a good question, and I wouldn't be able to say, without seeing the
>spec sheet on the oscillator itself.  Out of lock would be out of
>tolernace, but what the maximum allowable deviation is, on the unit in
>question, I wouldn't know. If it does finally lock, it should be within
>tolerance, but what that tolernaces maximum deviation is, it's untelling,
>without seeing some literature on it.
>
>I did have a sheet on the one I bought, and if I can find it, I'll see
what
>it says.
>
>Best,
>
>Will
>
>*********** REPLY SEPARATOR  ***********
>
>On 7/13/2011 at 10:15 PM Dr. David Kirkby wrote:
>
>>If an old random 10 MHz Rubidium oscillator is working (i.e. powers up,
>and 
>>eventually locks), what is the maximum possible frequency error it could
>have?
>>
>>Could it remained locked with an error of 1 part in 10^7, 10^8, 10^9,
>10^10 etc?
>>
>>I assume there are physical limits which would simply stop it functioning
>too 
>>far from the correct frequency, but don't have much clue what they are.
>>
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