Re: [Discuss-gnuradio] Amplitude settings in uhd_siggen

[Martin Braun]

On 02/17/2015 08:21 AM, zealdeal wrote:
> I'm bit confused here.
> 
> You said "In the OFDM example, watch the amplitude of the signal before it
> enters the USRP sink. If it exceeds 1.0, I promise it will clip"
> 
> I transmitted OFDM symbols, keeping transmission amplitude as 0.2
> 
> Then, on the collected log, I ran gr_plot_ofdm.py tool. It shows the plot of
> transmitted signal in time domain.
> 
> I see that the amplitude is much more than 1 in that plot.
> 
> Could please tell me where am I going wrong?

I'm not even entirely sure what gr_plot_ofdm.py does.
If your signal amplitude is smaller than 1.0 before it goes to the
usrp_sink, you're good.

Cheers,
M