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Re: [Discuss-gnuradio] Variable sampling rate


From: Martin Braun
Subject: Re: [Discuss-gnuradio] Variable sampling rate
Date: Tue, 28 Feb 2012 19:37:00 +0100
User-agent: Mutt/1.5.20 (2009-06-14)

On Tue, Feb 28, 2012 at 07:24:32AM -0800, Zohair wrote:
> Dear all,
> 
> I am trying to implement the DVB-S2 satellite standard which has two sample
> rates:
> 
> 30.9 MBaud OR 29.7 MBaud.

These are baud rates, not sampling rates. Unless you mean 30.9MS/s which
is not even possible using a single USRP.

> My question is : can USRP N210 sample at these sample rates?
> 
> I don't seem to be able to decimate the 100 MSps to these rates. is there
> away to do this?

Looks like you answered your own question. For 'awkward' sampling rates,
check the arbitrary resampler blocks and resample on the host.

MB

-- 
Karlsruhe Institute of Technology (KIT)
Communications Engineering Lab (CEL)

Dipl.-Ing. Martin Braun
Research Associate

Kaiserstra├če 12
Building 05.01
76131 Karlsruhe

Phone: +49 721 608-43790
Fax: +49 721 608-46071
www.cel.kit.edu

KIT -- University of the State of Baden-W├╝rttemberg and
National Laboratory of the Helmholtz Association

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