Re: [Discuss-gnuradio] mean value block

[Eric Blossom]

On Thu, May 03, 2007 at 10:05:43AM +0200, konvak wrote:
> hi all,
>          I would be interested in getting and displaying some 
> statistical information (mean, variance...) about received signal (let's 
> say for educational purposes to try to determine what kind of modulation 
> I am receiving). Is there any way to get let's say the mean value of the 
> signal without writing a new block. The only thing I came across is 
> gr.probe_signal_f() to get the value of the signal. Is it possible to 
> get _every_ sample with this, somehow I don't think it would work. So do 
> I really need a new block?
> 
> thanks for any suggestions and help,
> tomas

The mean value of the signal over what period of time?

You can get an approximation using the existing gr.single_pole_iir block.

Eric