Re: [Discuss-gnuradio] Re: receiving data from two rx boards on USRP simultaneously

[Josh Blum]

On 02/08/2011 11:45 PM, Randall Wayth wrote:
> Hi,
> 
> Re-sending this request after no replies. It is becoming urgent that I sort
> this out. I'm willing to reward helpful answers with pizza and/or beer. :-)
> There appears to be something akin to this functionality in the now-obsolete
> radio-astronomy package, but my python (and the documentation) is not good
> enough to sort out what is going on.
> 
> Thanks in advance,
> Randall.
> 
> On 24 January 2011 17:00, <address@hidden> wrote:
> 
>> Hi all,
>> I have a shiny new USRP with two dbsrx daughterboards installed. We want to
>> use this as a demo for a 2-element interferometer. Ideally I just want to
>> capture the raw data, with something like the usrp_rx_cfile.py program,
>> where the samples from each board are interleaved. However, usrp_rx_cfile.py
>> only allows you to choose Rx A or B, not both. (At least according to the
>> usage help.)
>>
>> Any suggestions for how I can (easily) capture from both Rx's
>> simultaneously?
>>

Put a small app together in GRC with the dual-usrp source (or
alternatively, uhd source block) and a file sink block. Nothing to it.

-Josh