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Re: [Discuss-gnuradio] Complex / Quadrature sampling


From: Josh Blum
Subject: Re: [Discuss-gnuradio] Complex / Quadrature sampling
Date: Sat, 28 May 2011 18:23:47 -0400
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110424 Lightning/1.0b2 Thunderbird/3.1.10


On 05/28/2011 02:01 PM, Brett L. Trotter wrote:
> With UHD, what's the proper way to use the A and B connectors on an LFRX
> to get quadrature sampling? I've tried setting subdev spec as A:AB but

No, AB is correct, and it all boils down to a simple mux setting:
http://www.ettus.com/uhd_docs/manual/html/dboards.html#basic-rx-and-and-lfrx

> it doesn't seem to work with the UHD source at anything other than 0 for
> the frequency for both USRP1 and USRP2 via UHD.
> 

What do you think is wrong?

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