[Discuss-gnuradio] USRP1 + gps reference clock

2010-10-30 Thread Dawid SQ6EMM
Hello, is it possible to stabilize USRP1 clock using external GPS reference clock of 10MHz? Regards, Dawid. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] USRP1 + gps reference clock

2010-10-30 Thread Juha Vierinen
Modify the usrp so that it is in slave clocking mode. Then feed a GPS stabilized master clock onto the board. The on board clock is 64 MHz, but e.g., 60 MHz is known to also work, and it is easier to generate from 10 MHz. http://gnuradio.org/redmine/wiki/1/USRPClockingNotes You basically need to