Hello Tom, On Thu, Jan 29, 2015 at 5:27 PM, Tom Van Baak <t...@leapsecond.com> wrote:
> google for: m12 gps sawtooth > I have seen your saw-tooth graphs on leapsecond. It did slightly increase my confidence that all units probably are within this range. I guess I can assume this is the same among all M12 units. > > The +/- 127 comes from the range of 8 bits. > Yes. I just meant to say that the datasheet doesn't state anything about the actual range of the saw-tooth correction message . > > /tvb (i5s) > Thanks. Regards, Tom > > > On Jan 29, 2015, at 12:44 PM, Tom Wimmenhove <tom.wimmenh...@gmail.com> > wrote: > > > > I've built a bunch of carrier board for the M12+T timing receiver. One > > thing I could not find much information about is the maximum sawtooth > > (which, I assume, related directly to the frequency of the receiver's > > internal LO). I know my particular module outputs a correction values > > between -15 and +15, in which case I could use a DS1023-25 delay-line > chip > > which uses .25ns increments instead of the DS1023-100, which uses 1ns. > This > > would give the overall circuit slightly better linearity. Problem is that > > the datasheet doesn't say anything about this, it just says -128..+127ns. > > Does anyone know if there are receiver units out there that have > different > > LOs ? > > > > Regards, > > Tom > > _______________________________________________ > > 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.