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 > _______________________________________________ > 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.