[time-nuts] Can Lady Heather Keep Computer Clock On Time?

[Eric Garner]

with the assumption that he seems to be fine right after a sync,
(seemingly supported in the OP) reconfiguring the windows time service
to update frequently seems  to me to be the easiest answer.
under xp you can do so thus:
http://support.microsoft.com/kb/314054

_eric


On Thu, Jul 29, 2010 at 11:13 AM, Bob Camp <lists at rtty.us> wrote:
> Hi
>
> My observation is that the displayed clock on LH can be off by > 10 seconds.
> That's with the current beta code and Windows 7 on a quad processor machine
> or under XP on a dual core machine.
>
> Bob
>
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> Behalf Of Brooke Clarke
> Sent: Thursday, July 29, 2010 2:04 PM
> To: Discussion of precise time and frequency measurement
> Subject: [time-nuts] Can Lady Heather Keep Computer Clock On Time?
>
> Hi:
>
> I have a friend who's setting up an observatory and the PC that controls
> the telescope needs to have an accurate clock.
> The telescope can point to within arc seconds of a star and that implies
> that the computer clock needs to be within 50 ms.
> If he does a Windows NTP sync first thing in the evening after a few
> hours there's too big an error.  Running the observatory is like flying
> a 747, i.e. there's a lot to do and the time needs to be handled
> automatically, not by manual NTP updates.
>
> I know that TAC32 and a Motorola GPS will do this and you have a lot of
> options of how it does it.  For example at a specified time interval or
> when the computer clock differs from GPS by a specified amount of time
> (50 ms in this case).
>
> What are the options in LH?  I ask because it's a lower cost option then
> the Motorola GPS plus TAC32 option or building a NTP time server.
>
> --
> Have Fun,
>
> Brooke Clarke
> http://www.PRC68.com
>
>
>
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-- 
--Eric
_________________________________________
Eric Garner