Re: [Discuss-gnuradio] Reducing the ADC sample rate

[Robert McGwier]

The reason Matt, Eric, and I are questioning this is that the resampling 
done in software, is quite nice and completely adequate for this task.

Bob


Alfred A. Aburto Jr. wrote:

> > Matt Ettus wrote:
>
> > > Is there any other way to decrease the sample rate beside the 
> > > decim_rate?
> > >   
> >
> >
> > Why would you want to do that?
> >
> > Matt
> >
> >  
> It may not be easy to do hardware wise, but just shifting the sample 
> rate to fit ones bandwiidth (FFT size and resolution, ...) of interest 
> seems ideal to me. This is often a problem in biological acoustics for 
> example because one needs a wide variety of bandwidths for different 
> species from blue whale to bat, but A/D cards are made at specific 
> sample rates often not quite meeting the requirements of bandwidth and 
> resolution ... no doubt similar problems exist in the electromagnetic 
> spectrum.
> Al
>
>
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