[ntp:questions] Accuracy of audio tones via VOIP

Garrett Wollman wollman at bimajority.org
Wed Jul 10 02:33:27 UTC 2013


In article <E1UwgGg-000HjZ-ET at stenn.ntp.org>,
Harlan Stenn  <stenn at ntp.org> wrote:
>The telephone system used to be a very good way to get the time, back
>when there were real hardware modems (constant delay) as opposed to
>software modems (which do not have constant delay) and when there was
>actual copper wire all the way between your wall jack and NIST.

When last that was true, it was still called "NBS".

-GAWollman

-- 
Garrett A. Wollman    | What intellectual phenomenon can be older, or more oft
wollman at bimajority.org| repeated, than the story of a large research program
Opinions not shared by| that impaled itself upon a false central assumption
my employers.         | accepted by all practitioners? - S.J. Gould, 1993



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