Perhaps a location for an alternate receiver used in another model/version that shared the same PCB albeit populated with different OCXOs etc?. Interesting that 2 ocxos appear to be in use. Bruce
On Sunday, 5 June 2016 5:53 PM, Charles Steinmetz <csteinm...@yandex.com> wrote: Isn't the GPS receiver the Furuno GT-8031F timing module in the upper right corner? Charles Bruce wrote: > More likely the missing GPS receiver board is installed over the ground plane. > Bruce > > > On Sunday, 5 June 2016 4:11 PM, Hui Zhang <ba...@163.com> wrote: > > > Dear group: > Does anyone familiar with this Symmtricom GPSDO board? I have searched >on internet but I have not found any manual or technical infomation about it. >It seems can use a RS-232 cable and simple SCPI or serial command to control >it, just like HP 58540 or other GPSDO board that I had, and there is a blank >place on PCB that seems can install a big OCXO or SUB-Board? I don't sure, so >I would like to find more detail of this board, it has a reasonable price so I >can get one. Any information will be appreciated. > > > Here is the some pictures. > http://www.dz98.com/tp/an78-3.jpg > http://www.dz98.com/tp/an78-1.jpg _______________________________________________ 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.