Re: [Discuss-gnuradio] problem with over-the-wire format sc8

[Martin Braun]

On Wed, Apr 18, 2012 at 04:08:09PM +0200, Andrej Tissen wrote:
> i wanted to try out the over-the-wire sc8.
> For this i use the utility "rx_sample_to_file".
> By sc8 i see a problem in time and frequency domain.
> In time domain and with --wirefmt sc8 i get only "-256,0,256" values (i use: 
> --type short)
> 
> Is it possible to use sc8 with this utility "rx_sample_to_file"? What is 
> wrong??
> 
> I attached two pictures of the over-the-wire sc8 and sc16…
> 
> for sc16 i receive the data with: 
> ./rx_samples_to_file --wirefmt sc16 --freq 658000000 --gain 29 --rate 
> 25000000 --nsamps 51200
> 
> and for sc8 i receive the date with:
> ./rx_samples_to_file --wirefmt sc8 --freq 658000000 --gain 29 --rate 25000000 
> --nsamps 51200

What's this tool? rx_sample_to_file is not part of standard GNU Radio.
Try

$ uhd_rx_cfile --wire-format sc8 -f 658000000 -g 29 --samp-rate 25000000 -N 
51200

I've used sc8 and it works fine.

MB
-- 
Karlsruhe Institute of Technology (KIT)
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