[time-nuts] Modified Allan Deviation and counter averaging
Poul-Henning Kamp
phk at phk.freebsd.dk
Sun Aug 2 23:07:53 UTC 2015
--------
In message <55BDB002.8060408 at rubidium.dyndns.org>, Magnus Danielson writes:
>For true white PM *random* noise you can move your phase samples around,
>but you gain nothing by bursting them.
I gain nothing mathematically, but in practical terms it would be
a lot more manageable to record an average of 1000 measurements
once per second, than 1000 measurements every second.
>For any other form of random
>noise and for the systematic noise, you alter the total filtering
>behavior [...]
Agreed.
--
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.
More information about the Time-nuts_lists.febo.com
mailing list