[time-nuts] World's most accurate PC clock!
M. Warner Losh
imp at bsdimp.com
Sun Jul 3 13:47:22 EDT 2005
In message: <242220.127.116.11.92.1120411518.squirrel at webmail.sonic.net>
"Rick Karlquist" <richard at karlquist.com> writes:
: Slightly OT: Does anyone know if there is an "atomic clock"
: (the WWVB driven type) that interfaces to a PC via USB or
: something, such that the PC time is regularly updated?
: This would solve my PC time problem. (I need this to work
: w/o internet access).
Yes. Such things exist. Many GPS receivers will produce a time
stream and PPS that ntp will grok. usb is really not suitable for a
time source because its latency has too high a variance.
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