[time-nuts] HP5065A environmental sensitivities
Poul-Henning Kamp
phk at phk.freebsd.dk
Wed May 18 19:30:19 UTC 2016
--------
In message <loom.20160518T194757-827 at post.gmane.org>, James Flynn writes:
>> I got a slope of 3.86E-14/hPa frequency difference versus pressure.
Did you also control for temperature ?
Air pressure, in particular at high relative humidities changes the
thermal properties of air so there is bound to be some cross coupling
were temperature sensitivities appear as pressure sensitivity.
--
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