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Re: [Discuss-gnuradio] LFRX A:A and A:B as independent channels in GRC


From: Josh Blum
Subject: Re: [Discuss-gnuradio] LFRX A:A and A:B as independent channels in GRC
Date: Thu, 07 Feb 2013 17:42:08 -0600
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130106 Thunderbird/17.0.2


On 02/07/2013 05:25 PM, mepard wrote:
> Using just Gnu Radio Companion, is there a way to get the A and B
> inputs of an Ettus LFRX (or BasicRX) in an N210 as independent
> channels?
> 
> Specifying A:AB as the subdevice and using a Complex-to-Float might
> work, but I'm wondering if the complex rx chain in the FPGA would
> conflate what are otherwise independent signals.
> 

Try this:

Setup the source block for 2 channels.

Set the subdev/frontend spec to "A:A A:B"

This makes DSP0 get the data from dboardA (the only one there), and
frontend A, and DSP1 gets from frontendB.

-josh

> -Marc
> 
> 
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