[USRP-users] about measurement of phase coherence(Min)

Marcus Müller marcus.mueller at ettus.com
Mon Dec 8 09:06:34 EST 2014


Hello Min,

the LO generation happens on the different daughterboards.
Only the SBX daughterboard offers a definitive phase after tuning, for
all other daughterboards, the phase after tuning is random.

Greetings,
Marcus

On 12/08/2014 02:58 PM, 天杨 闵 via USRP-users wrote:
> Hello everyone:
> I am using USRPN210 right right now.I want to ask how to measure the phase coherence between Tx and Rx.I learned that phase coherence is the phase offset 
> of local oscillators between Tx and Rx.but I still don't understand how to measure it.and I also want to ask how to calibrate it 
> can anybody help me?
> Thanks in advance
> Best Regards
> Min 		 	   		  
>
>
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