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Re: [Discuss-gnuradio] mean value block
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] mean value block |
Date: |
Thu, 3 May 2007 07:04:16 -0700 |
User-agent: |
Mutt/1.5.9i |
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