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Re: [Discuss-gnuradio] Using USRP to transmit and receive samples

From: Martin Braun (CEL)
Subject: Re: [Discuss-gnuradio] Using USRP to transmit and receive samples
Date: Mon, 21 Oct 2013 09:52:40 +0200
User-agent: Mutt/1.5.21 (2010-09-15)

On Fri, Oct 18, 2013 at 06:00:48PM -0500, JPL wrote:
> Question:
> (1) should I just replace the "Vector Source block" into "File Source" in
> tx_ofdm.grc?

This won't work, the input expects a tagged stream (see the
corresponding manual page). You will need to split the file into
packets, and tag them with their length. Currently there's no automatic
way to do that.

> (2) the rx_ofdm.grc, again, am I right just replace "tag debug" with "file
> sink"?

This on the other hand should work, providing your receiver is actually


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

Dipl.-Ing. Martin Braun
Research Associate

Kaiserstraße 12
Building 05.01
76131 Karlsruhe

Phone: +49 721 608-43790
Fax: +49 721 608-46071

KIT -- University of the State of Baden-Württemberg and
National Laboratory of the Helmholtz Association

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