[time-nuts] HP5065A C-field current is temperature sensitive

Poul-Henning Kamp phk at phk.freebsd.dk
Sun Aug 30 15:54:24 EDT 2015


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In message <1698D85B-EBB6-45E3-9CB0-CBF780CE5550 at n1k.org>, Bob Camp writes:

>Since they needed to calibrate the voltage swing, there aren’t a lot of options
>with the technology they were using at the time. Today there are a lot more 
>choices of how to get this sort of job done. 

It's not just the swing, it's also the shape of the curve:

	http://phk.freebsd.dk/hacks/HP5065A/20150828_c_pot/index.html

If it were just the range things would be a lot simpler.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
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Never attribute to malice what can adequately be explained by incompetence.


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