[time-nuts] 5070B once more....

Poul-Henning Kamp phk at phk.freebsd.dk
Sat May 30 17:20:58 UTC 2009


In message <7487A8E5980845359B6047D0E84C6D53 at pc52>, "Tom Van Baak" writes:

>1) are you comparing two relatively stable 1pps sources, or
>
>If (1), then any time interval counter will work for you. There
>is no issue of "dead time" or "continuous" measurement. You
>can calculate ADEV directly from the raw output of the 5370,
>because it is giving you a periodic series of time interval (aka
>phase difference) measurements.

... as long as you remember to use TI+/- mode.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | 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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