[time-nuts] Measuring the accurcy of a wrist watch

Poul-Henning Kamp phk at phk.freebsd.dk
Tue Apr 15 13:53:40 UTC 2014

In message <94A06362A4E942EE9EC49A685C099C32 at athlon>, "Ulrich Bangert" writes:

>Has anyone of you ever tried to do this in a time nuts laboratory?


And then I threw my wrist watch away, having documented how shit it was :-)

If your smartphone has a magnetometer, you can measure it that way, but you
have to get pretty close to the chip in the smartphone.

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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