Re[2]: [Discuss-gnuradio] Common clock for two RFX2400 DB's

[Andrey A]

>>> Andrey A wrote:
>>>     
>>>> Hello!
>>>> We consider using USRP with two RFX2400 dautherboards to build MIMO system.
>>>> As I can see, each RFX2400 has Tx and Rx VCOs. Is it possible to use
>>>> common clock for these two dautherboards? (Frequency mismatch between
>>>> VCOs may prevent MIMO).
>>>>   
>>>>       
>>
>>   
>>> All the VCOs are locked to the same reference, so you can do MIMO.
>>>     
>>
>> Thank you, Matt.
>> One more question. What is the reference instability?
>>   

> Are you looking for the frequency accuracy?  phase noise?  I'm not sure
> what you mean.

We are concerned about frequency accuracy.