When I had (for a very limited time) the SMBV100A from R&S loaded with the GPS simulator, I connected it to the 10MHz and PPS output of my GPSDO. Unfortunately there was not time enough to take measures... anyway the PPS output of the GPS under test aligned with the incoming PPS.
On Thu, Nov 1, 2012 at 1:31 AM, [email protected] <[email protected]> wrote: > Magnus, > Most GPS simulators only have an OCXO in them which are not very good for > making precision timing measurements. The simulator needs to have a > rubidium in it or have an external input for a more precision frequency > source. > > Regards,Doug > > Connected by DROID on Verizon Wireless > > > -----Original message----- > From: Magnus Danielson <[email protected]> > To: [email protected] > Sent: Thu, Nov 1, 2012 00:11:51 GMT+00:00 > Subject: Re: [time-nuts] GPS receiver testing > > John, > > I would advice you to look at what Spirent and Pendulum can offer youwith > regards to GPS simulators. The Pendulum GPS simulation should be ofinterest > as it is a fairly decent cost, where as the Spirent equipmentis really > really good. One way to characterize PPS properties is to doit against a > GPS simulator, which would allow you to remove someuncertainties compared > to live signal. > > Said's pointers are indeed a good start, so I only wanted to give anextra > dimension which you might need. > > > Cheers, > Magnus > > _______________________________________________ > 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. > _______________________________________________ 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.
