[time-nuts] HP5065A environmental sensitivities
Poul-Henning Kamp
phk at phk.freebsd.dk
Sun May 22 16:33:34 UTC 2016
--------
In message <B1C92A76-2349-48DB-9FA5-F95F5D31AB02 at n1k.org>, Bob Camp writes:
>At least 5C offset relative to an external sensor. Likely more in some rack
>installations. Past that it depends on how close the item of
>interest is to the oven assembly.
That's only part of it.
The rather important zener diode regulating the C-field is located
on the DC regulator board, where the temperature depends directly
on the grid voltage...
--
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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