[time-nuts] Cesium C Field Set?
phk at phk.freebsd.dk
Sat Feb 12 03:16:22 EST 2005
In message <420D4C15.4020503 at febo.com>, John Ackermann N8UR writes:
>Bill Hawkins wrote:
>>We could get a little more quantitative about "impact" because there is
>>a relationship between the number of digits displayed and the number of
>>digits of accuracy. If you have an eight digit interval counter then
>>10e-9 is enough accuracy. You can do that with the crystal in some
>>counters if it has been calibrated, but your external standard certainly
>>has enough accuracy.
>Good point, but my 5370 counter has 11 digits of time resolution (as, I
>think, does Brooke's SR620), so the exponents start to get pretty small...
Btw, if anybody is interested: I got the binary mode working over
GPIB and am able to pick up 5100 measurements per second that way.
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
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