[time-nuts] HP5065A environmental sensitivities

Poul-Henning Kamp phk at phk.freebsd.dk
Fri May 20 09:52:39 UTC 2016


--------
In message <20160519184616.39fd0ca08628b0843ce72a1e at kinali.ch>, Attila Kinali writes:

>For real temperature measurements, I would use a wirewond Pt sensor
>on a 24bit ADC with a stable reference.

And where would you put the sensor ?

Where do you find a temperature so representative, that it makes any
sense to sample it with 24 bits ?

>Temperature effects are by far the largest effects we have to deal with.

Which is why you'd be much better of with 20 sensors at 16 bits,
than a single sensor at 24 bits.

-- 
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