Or even better download a real NTP for windows. http://www.meinberg.de/english/sw/ntp.htm#ntp_nt_stable
-- Björn > 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 <[email protected]> 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: [email protected] [mailto:[email protected]] 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 >> >> >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. >> >> >> >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. >> > > > > -- > --Eric > _________________________________________ > Eric Garner > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
