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Re: [Discuss-gnuradio] Problem with USRP PSK modulation


From: Samuel Ibarra
Subject: Re: [Discuss-gnuradio] Problem with USRP PSK modulation
Date: Wed, 18 Apr 2012 11:19:03 -0700

Are you using GRC?
 
Sam

On Wed, Apr 18, 2012 at 8:32 AM, Vivian Paola Triana Galeano <address@hidden> wrote:
I'm working with USRP1 daughterboard RFX 2400 MHz.
The configuration of the parameter  in UHD_USRP block is sample rate= 1MHz Center freq=2.4GHz.


2012/4/18 Edmar Candeia Gurjao <address@hidden>
Hi Vivian,

give us details about your set up, like what USRP you are using,
daughterboads and frequency of transmission,

Edmar

2012/4/18 Vivian Paola Triana Galeano <address@hidden>:
>
> I think my problem has something to do with the parameters of the USRP.
>
> I  try to send a file modulated with BPSK. So I build a graph like this :
>
> File source -> Packet Encoder -> PBSK MOD -> PBSK DEMOD -> Packet Decoder ->
> File sink
>
>
>
> and i really get the correct output file with thee right constellation.
>
> If I put a USRP source and USRP sink into graph, I don't receive anything.
> I hope anyone can help me. Thanks
>
>
> _______________________________________________
> Discuss-gnuradio mailing list
> address@hidden
> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>



--
---------------
Edmar Candeia Gurjão
Universidade Federal de Campina Grande.
1 574 387 0195
http://ecandeia.dee.ufcg.edu.br


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