[time-nuts] Clock accuracy

paul swed paulswedb at gmail.com
Fri Jul 19 13:04:55 UTC 2019


Hello to the group drift won't be the issue. Power outages will. That type
of disruptive issue.
>From the analog clock guy. Use 4 on the wall for different time zones. All
synced... Also battery backup. But every now and then we get big outages
and lightning storms. Thats what gets the clocks.
Regards
Paul

On Fri, Jul 19, 2019 at 5:10 AM Hal Murray <hmurray at megapathdsl.net> wrote:

>
> > If I live another 100 years [Let`s say I take antioxidants ;-)  ] what
> sort
> > of error should I expect in this clock? [I know that it`s better than 1
> > second per day]
>
> You didn't say anything about skipping leap seconds.
>
> Ignoring that part, and assuming you have a good antenna, and assuming the
> GPS
> operators don't screwup and/or that your GPSDO has good enough holdover,
> it
> will be right on.
>
> Your system is tracking GPS.  So the next question is what do you expect
> your
> clock to be tracking?  If you want to track UTC, then you need to research
> the
> offset between GPS and UTC.  (Hint: It's not very big.)
>
>
> --
> These are my opinions.  I hate spam.
>
>
>
>
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