[time-nuts] GPSDO time constant
Poul-Henning Kamp
phk at phk.freebsd.dk
Thu Jan 8 11:28:34 UTC 2009
In message <4965DC62.9070205 at rubidium.dyndns.org>, Magnus Danielson writes:
>> In a lab setting, it makes sense to increase over the default
>> time-constant, just remember that it impacts your loops ability
>> to cope with for instance a 2g turnover.
>>
>Most labs would have issues with a 2g turnover. :)
>
>Flipping oscillators that runs is evil and should be avoided at all
>times. Should be in the rulebook for time-nuts.
Correct, but it is perfectly normal behaviour for telecom techs
who remodel installations while running, so the products must
cope with it.
--
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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