Re: [Discuss-gnuradio] External Clock with USRP2

[Tom Rondeau]

Kelley, Clifford W wrote:
> We've been testing the clock of our USRP2 and find that it stabilizes at about 
> 8 parts per million low in frequency.  Using a precise 10 MHz external clock 
> does not seem to have any effect.  Any ideas on how we can bring it in a bit 
> closer?
>
> Thanks,
>
> Cliff

Did you call "config_mimo(usrp2.MC_WE_LOCK_TO_SMA)" on the usrp2 object 
you created? That tells the board to get its clock from the external SMA 
connector.

Tom