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Re: [Discuss-gnuradio] USRP I and Q channels


From: Matt Ettus
Subject: Re: [Discuss-gnuradio] USRP I and Q channels
Date: Fri, 08 Jul 2005 11:26:28 -0700
User-agent: Mozilla Thunderbird 1.0 (X11/20041206)

John Ackermann N8UR wrote:
> Before I go off to lay out some HF front-end boards for the USRP, can
> someone verify whether the I and Q inputs can be treated independently
> (for decimation, DDC, etc.) or whether they are slaved together.

Yes, they can be independent.  You just have to change your mux setting
in software

> My plan is to make a simple board that has two front-ends (just bandpass
> filters and preamp), to allow a total of four independent receive
> channels on one USRP.

That would be great!

Matt




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