David, how do you select the parameters for generating the spectrum? I've f=
ound that depending on the parameters, especially the window size, the resu=
lting spectrum can look very different. I assume one wants a larger window =
size for lower frequencies, and vice versa, but how large? (I use Audacity =
too.)
Peter Shute
> -----Original Message-----
> From:
> On Behalf Of
>
> Sent: Sunday, 18 August 2013 6:15 AM
> To:
> Subject: [Nature Recordists] Re: How do we listen?
>
>
>
> > David, I don't know what you mean by a power spectrum;
> please explain.
>
> Max,
>
> It's a graph of the power in dBs against frequency. Pure
> white noise would give a horizontal line, pink noise a line
> sloping down left to right and blue noise the other way. It
> also can be a useful tool to identify the peak frequency of a
> sound like a tweet in a selected section of the recording.
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