Re: [Discuss-gnuradio] Command Line Arguments for usrp transmission and reception

[Johnathan Corgan]

On Tue, 2009-03-24 at 13:34 -0400, Ahmed Majeed Khan wrote:

> >> $ python ./benchmark_rx.py -f 10M -R A --rx-gain=70 -v -r 500K
> >> bitrate:         250kb/s
> >
> >> $ python ./benchmark_tx.py -TA -f 10M -r 500k -v
> --tx-amplitude=20000
> >> bitrate:         500kb/s
> >
> 
> Bitrate while using above command line arguments is 500kb/s at both,
> transmitter and receiver. 

Um, the lines quoted above are from your own output, clearly showing
they are different.  Also, the correct form for specifying the bitrate
is to use lower case 'k'; the above will actually give you an error.

> Changing transmitter to -r 250k makes transmitter rate 250kb/s,
> apparently creates a mismatch between transmitter and receiver. 

What are you talking about?

> However, in either case, receiver console displays nothing for any
> packet reception.

You are using two different USRPs, and they are connected by some sort
of cable, correct?

Johnathan