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Re: [Discuss-gnuradio] [Douglas Geiger BBN 802.11b] Porting code on USR


From: Douglas Geiger
Subject: Re: [Discuss-gnuradio] [Douglas Geiger BBN 802.11b] Porting code on USRP2 problems
Date: Wed, 06 May 2009 14:14:56 -0500
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Ben Yahmed wrote:
> Hi all,
> I modified the gain in the bbn_80211_rx.py file from 46 to 27 and the
> loss ratio has fallen down to 15-20%. Do you have any idea about the
> best value to put?
> this is the ping capture:
> 
> # ping 10.0.0.1        PING 10.0.0.1 (10.0.0.1) 56(84) bytes of data.

 I have a vague recollection that the BBN folks had a similar
experience/instruction to manually tweak the gains (depending on the
enviornment, tx/rx separation, etc.), and that there was no
one-size-fits-all. An AGC would be really nice, but not sure what the
best way to do that would be.
 Doug

- --
Doug Geiger
Research Assistant
Communications and Signal Processing Lab
Oklahoma State University
http://cspl.okstate.edu
address@hidden
address@hidden
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