Hi I suspect that something like: http://www.brgprecision.com/products/synchronized_clocks/poe6mega.php would do the trick. No idea what they cost.
Bob -----Original Message----- From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On Behalf Of William H. Fite Sent: Wednesday, June 08, 2011 4:07 PM To: j...@quik.com; Discussion of precise time and frequency measurement Subject: Re: [time-nuts] locate 6 digit digital clock I think he wants a clock that will actually tell time, rather than one that merely blinks *12:00...12:00...12:00...* [?][?] On Wed, Jun 8, 2011 at 3:10 PM, J. Forster <j...@quik.com> wrote: > Why not just buy or scrounge a small microwave oven or VCR? > > -John > > ================== > > > > Please add my "me-too" to this discussion. > > > > I would like to see a clock that simply tells time, reminiscent of the > > ones I put together in the 1970s, but with LED displays > > large enough to read from across a darkened room. I would prefer 24-hour > > format and I want a 6-digit display with seconds. > > > > For accuracy, I would want an internal TCXO, with the option of using a > 10 > > MHz or 1 PPS external signal when available, > > but I want the clock to automatically switch to the internal timebase if > > the external signal is disconnected or lost > > > > With a PIC I would like to see a switch for PDT/PST, so I don't have to > > reset the clock twice a year. I would also like to see > > an option for having the clock be self-setting or self-synchronizing by > > adding an inexpensive GPS module. > > > > I don't need date and I don't need DOW or DOY as I already have other > > clocks and watches that give me that information. > > > > It might be useful to have a smaller second line that would show me > those, > > and show me the time in UTC to keep track of > > what time it is back in the "old country" when I want to listen to Radio > > Denmark on the Internet, but this would add to the > > complexity and the number of solder points. > > > > And I would like all this to fit in a spare HP 2U half-width rack-mount > > case that I have saved for that purpose. This would > > be a companion to my Thunderbolt GPSDO which is housed in an identical > > case. One option would be to mount the clock > > in the same case as the Thunderbird, and have the second line display > your > > choice of GPS signal. > > > > -- Flemming Larsen, KB6ADS/OZ6OI > > > > > > ________________________________ > > Fra:Brooke Clarke <bro...@pacific.net> > > Til:Discussion of precise time and frequency measurement > > <time-nuts@febo.com> > > Sendt:7:12 onsdag den 8. juni 2011 > > Emne:Re: [time-nuts] locate 6 digit digital clock > > > > By using a PIC you can do much more than just tell time, for example > > display the Day of the Week and because the calendar is good back to > > 1800 something you can set the clock back that far and know the DOW. > > The next step was going to be to install a table of leap seconds so > > that you could replay any of those events in history. See: > > http://en.wikipedia.org/wiki/Zeller%27s_congruence > > > > Have Fun, > > > > Brooke Clarke > > http://www.PRC68.com <http://www.prc68.com/> > > _______________________________________________ > > time-nuts mailing list -- time-nuts@febo.com > > To unsubscribe, go to > > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > and follow the instructions there. > > > > > > > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
