Re: Cassowary calls may be lowest bird calls

["Rich Peet" <>]

64kb spectral display:
http://home.comcast.net/~richpeet/grouse.jpg

200 kb wave at:
http://home.comcast.net/~richpeet/0298.wav

Thanks, I really have these questions because I am not in the audio
business and am not an expert. I just do what I do.

Rich Peet

--- In  Wild Sanctuary <>
wrote:
> Send a short .wav file, Rich, and I'll check it out, here, on the
GWI
> system. Sometimes recordings create an artifact that looks like a
> sub-harmonic but is really a "ghost" signal created by wierd sums
and
> differences.
>
> Bernie Krause
>
> Wild Sanctuary, Inc.
> P. O. Box 536
> Glen Ellen, CA 95442
> 707-996-6677 tel
> 707-996-0280 fax
> http://www.wildsanctuary.com
>
> >They speak of calls of 18 hz.  I asked and didn't get a response on
> >if the grouse I recorded with a signature to 1/2 hz was accurate.
> >I have now asked Adobe if the spectral display is correct.
> >Maybe they (wcs.org) are speaking of voice calls at 18 hz but if
so I
> >don't understand the body mechanics of that. The lowest I have in
> >voice recorded to date is the Great Gray Owl.
> >
> >Rich Peet
> >
> >
> >--- In  Doug Von Gausig
<>
> >wrote:
> >>  See http://wcs.org/7411/?art=3D110481374. Some dinosaur folks are
> >thinking
> >>  that the subsonic calls of the Cassowary may be very similar and
> >>  pleisiomorphic to the calls that Dinosaurs used to
communicate...
> >>
> >>  Doug
> >>  Doug Von Gausig
> >>  Clarkdale, Arizona, USA
> >>  Moderator
> >>  Nature Recordists e-mail group
> >>  http://groups.yahoo.com/group/naturerecordists
> >
> >
> >
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>
> --



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