[time-nuts] Question about effect of sample interval on ADEV

[Volker Esper]

Bob,

Sorry, I'm not sure, if I've understood the issue - what exactly did you 
wrong?

Thank you

Volker


Am 08.07.2013 14:48, schrieb Robert Darby:
> John,
>
> After a night's sleep and a rereading of  your post I finally realized 
> what I was doing wrong.  I did not understand the the role of the 
> sampling interval setting and the display rate setting on the 5370.  
> When I follow the process below the results are totally consistent.
>
> Sorry to taken your time and thanks all for your help.  Now to find 
> the original issue.....
>
> Bob Darby
>
> On 7/7/2013 8:57 PM, John Miles wrote:
>> So the only difference between the test setups is the setting of the 
>> Display Rate control on the 5370, correct? You're allowing TimeLab to 
>> estimate the sample rate automatically, and giving it enough time to 
>> converge on a stable reading before hitting 'Start Measurement'? 
>> You're correct in that changing the real-world sample rate should 
>> yield results that are identical (or at least very similar) to 
>> resampling the phase data after the fact. In frequency mode, dead 
>> time between readings would make that an iffy proposition, but for 
>> data taken in TI mode the outcomes should be close. -- john, KE5FX 
>> Miles Design LLC 
>
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