[time-nuts] time-nuts Digest, Vol 28, Issue 5

M. Warner Losh imp at bsdimp.com
Mon Nov 6 02:32:27 EST 2006


In message: <454DFB6C.5040903 at febo.com>
            John Ackermann N8UR <jra at febo.com> writes:
: Didier Juges said the following on 11/05/2006 09:42 AM:
: 
: > Anyway, how do you compute the Allan Deviation of a sun dial?
: 
: Oh, God, now someone's going to do it...

And they are going to tell us how they rigged up these photo sensors
and used that to create daily pulses at noon, and measured that
against a PPS from some standard and then logged data for a few
hundred days.

I doubt they can get a tau under an hour for it, however. :-)

Warner



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