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Re: [Discuss-gnuradio] Daughter Boards frequencies


From: Brian Padalino
Subject: Re: [Discuss-gnuradio] Daughter Boards frequencies
Date: Wed, 7 Jan 2009 13:33:45 -0500

On Wed, Jan 7, 2009 at 1:17 PM, Ronaldo Nunez <address@hidden> wrote:
> Hello Community,
>
> I read in the faq and in the usrp_stardard.cc that RF frequencies higher
> than 44MHz can't be tuned in URSP,
> so how BasicTX, and other daughter boards can tune hundreds, thousands of
> MHz ?

If you are not familiar, you may want to read up on superheterodyne receivers:

    http://en.wikipedia.org/wiki/Superheterodyne

For TX, a baseband signal is mixed up to the RF signal (carrier).
Reverse for RX.

Brian




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