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Re: [Discuss-gnuradio] Two DBSRX boards: same clock/LO
From: |
Martin Dvh |
Subject: |
Re: [Discuss-gnuradio] Two DBSRX boards: same clock/LO |
Date: |
Mon, 12 Feb 2007 23:20:02 +0100 |
User-agent: |
Debian Thunderbird 1.0.2 (X11/20070113) |
Chris Stankevitz wrote:
> What is the characterization of the clock/LO errors between two DBRSX
> boards on one USRP? My spiral antenna has two arms which should be
> sampled with the same clock.
The LO's are locked because they are generated (with a PLL) from the same 4 Mhz
ref from the usrp.
There is of course some phasenoise, but they are usable for phasediff
measurements and such.
So I wouldn't expect problems for you.
Greetings,
Martin
>
> Thank you,
>
> Chris
>
>
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