In message <[EMAIL PROTECTED]>, Hal Murray writes:
>
>> You still want to produce some form of quality measure for the ADEV
>> shape in order to form some form of control loop.
>
>Suppose I build I good GPSDO.  How do I determine how good it is?  (or even 
>if it is any good)

Since you pretty much know that the ADEV of the GPS receiver is a straight
line, you can get quite a long way by doing an ADEV calculation over
your measured errors.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
[EMAIL PROTECTED]         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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