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Re: [Discuss-gnuradio] Fw: Using two daughter boards in USRP1.

From: Josh Blum
Subject: Re: [Discuss-gnuradio] Fw: Using two daughter boards in USRP1.
Date: Tue, 25 Sep 2012 23:38:33 -0400
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120827 Thunderbird/15.0

Can we use one daughter card as sender
> and the other as receiver, rather using two USRP for this purpose.

USRP1 may have 2 transmitter and 2 receiver frontends.

You may transmit from either frontend and receive from either frontend.
Any combination should be OK.


> Best Regards.
> ----- Forwarded Message ----- From: Sajjad Safdar
> <address@hidden> To: "address@hidden"
> <address@hidden> Sent: Thursday, September 20, 2012 6:46
> PM Subject: Using two daughter boards in USRP1.
> Hello, I am trying to use two daughter boards in one USRP1. I have
> RFX400 on one side A and TVRX on side B. When i try to use two
> seprate terminals to test the daughter cards in such a way that
> RFX400 is transmitting and TVRX is recieving on the same USRP1 device
> using uhd_fft and benchmark_tx.py for sending data, but this does not
> work. when i run uhd_fft the scanning works but when i try to run
> benchmark_tx in another window, it gives some error tha can not find
> usrp device, how can i make it possible to work with both cards on
> the same device rather than using two different devices.
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