HI Actually a monotonous ( = un-exciting) GPSDO is a *really* good thing :) Having one that does exciting stuff from time to time is *not* at all what you are after :)
Now we get to find out what auto spell check did to all of that …... Bob > On Jul 9, 2019, at 3:57 PM, David G. McGaw <[email protected]> > wrote: > > Leo - > > I do believe you mean non-monotonic, rather than non-monotonous. Not > being monotonous is a good thing. :-) > > David N1HAC > > On 7/9/19 1:20 PM, Leo Bodnar wrote: >> It's not very good, it is highly non-linear and even worse - nonmonotonous. >> It sometimes produces runt pulse glitches when you roll time backwards. >> I have used them in GPS clocks for many years but never enabled them for end >> user mode. >> It's really a very primitive delay line series and I don't regret seeing it >> gone. On top of this it is Maxim, doh! >> Leo >> >> Chris Caudle wrote: >>> The original is not, there is a close variant still in production: >>> >>> https://nam05.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.maximintegrated.com%2Fen%2Fproducts%2Fanalog%2Fclock-generation-distribution%2FDS1124.html&data=02%7C01%7Cdavid.g.mcgaw%40dartmouth.edu%7C6a86facc79d243f1cd2308d7049fba48%7C995b093648d640e5a31ebf689ec9446f%7C0%7C0%7C636982956387678192&sdata=TmHZH%2FJQpSatDlFqHcbQp%2BPHrS9CGjFHe5oPNYzHbRQ%3D&reserved=0 >>> >>> "The DS1124 is an 8-bit programmable timing element similar in function to >>> the DS1021-25. The 256-delay intervals are programmed by using a 3-wire >>> serial interface. With a 0.25ns step size, the DS1124 can provide a delay >>> time from 20ns up to 84ns with an integral nonlinearity of ±3ns. " >>> >>> Small package, would be a little difficult to prototype by hand, but not >>> impossible. >>> >>> -- >>> Chris Caudle >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to >> https://nam05.safelinks.protection.outlook.com/?url=http%3A%2F%2Flists.febo.com%2Fmailman%2Flistinfo%2Ftime-nuts_lists.febo.com&data=02%7C01%7Cdavid.g.mcgaw%40dartmouth.edu%7C6a86facc79d243f1cd2308d7049fba48%7C995b093648d640e5a31ebf689ec9446f%7C0%7C0%7C636982956387678192&sdata=NQVVBCHNCkD3Ze5J7z6OXfR70zcz0nx3wj1XseqA7Jo%3D&reserved=0 >> and follow the instructions there. > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
