We have those TS3500 units at work and I think this is the converter. I don't have one handy to check but it is a Symmetricom product.
http://www.symmetricom.com/resources/download-library/documents/datasheets/downup-converter/ On Dec 5, 2013, at 0:50, Azelio Boriani <[email protected]> wrote: > Here you can find a manual > <http://www.syncworks.com/pdf/symmetricom-timesource-3000/097-72050-01-Rev-M.pdf> > in the manual there is a reference to an "IF converter" so, yes, you need one. > > On Wed, Dec 4, 2013 at 11:29 PM, Skip Withrow <[email protected]> wrote: >> Hello Nuts, >> >> I have a Symmetricom 3500 shelf minus GPS receiver. The 3xxx series looks >> like it uses a proprietary IF interface that shoots 18V up to the GPS >> receiver, and I don't know what comes down. There has to be data though >> since the box can report lat and lon. Don't know if there is also any >> frequency reference signal, but based on the function of the box you might >> think that there is. The physical interface is just a single piece of coax. >> >> Does anyone know what the 'proprietary IF interface' is? Does anyone have >> an extra GPS receiver laying around that they would like to get tid of (or >> where I could find one) for these boxes? >> >> Thanks in advance. >> >> Skip Withrow >> _______________________________________________ >> 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.
