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Re: [Discuss-gnuradio] about how to test RFX900 with USRP

From: bellzii
Subject: Re: [Discuss-gnuradio] about how to test RFX900 with USRP
Date: Tue, 26 Jun 2007 00:04:34 -0700 (PDT)

Hey , 
the best starting point is the tutorials at the link:

for test the daughter board , use the examples in the usrp directory use the
usrp_scope and usrp_siggen

you can send a signal and receive it this way . About adjusting the PGA use

thats all i can help with hope thats enough

zhifeng wrote:
> Hi,
> I am a beginner in USRP for GNU Radio. I just buy two sets of USRP with
> RFX900 for our project. There is no any documents together with the
> package. That is fine for play USRP monther board. But when I want to
> test a transmitter and receiver between two sets of USRP+RFX900, there
> is no any readme documents address this, so I have to go through all
> files to find which file may be used to test RFX900. Furthermore there
> is even no comments in the .py file, so I have to understand all the
> codes in that file to decide how to build up a link between two RFX900.
> It is very difficult for many beginners like me to understand without
> readme and comments. Does anyone have suggestions for:
> 1. which files should I use to test link between two RFX900? 
> 2. which file may I use to set the power gain for trasmitter? since my
> experience before is LNA in receiver has maximum input power limit.
> 3. which file may I use to set different waveforms?
> 4. Is there such documents addressing these for beginners?
> I find several folders include .py with regarding to usrp: 
> /usrp/host/apps, /gr-usrp, /gnuradio-examples/usrp. and I am reading
> some of them: flexrf_siggen.py, flexrf_debug.py, usrp_siggen.py,
> usrp_oscope.py... It is really a painstaking for me now. Any advices is
> highly appreciated. Thank you very much!
> BR,
> Zhifeng
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> Discuss-gnuradio mailing list
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> http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

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