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Article #7744

Re: Sound holography (was Re: noise cancellation)

#7744
From: Stephen Walton
Date: Thu, 23 Mar 1989 19:14
17 lines
1499 bytes
[Note I edited both the Newsgroups: and the Followup-To: lines.]

In article <580@serene.UUCP>, gbell@pnet12 (Greg Bell) writes:
>     Ever heard of Holophonics?  Pioneered by a company called Zuccarelli
>Holophonics.  They have a demo cassette tape for $15 that is FASCINATING.  On
>a good tape deck, with headphones, the effect is amazing.

The technique is called binaural sound.  The recordings are made by
placing small microphones inside a dummy head near the eardrums'
location.  They can be quite amazing.  NPR broadcast a radio drama
one or two Haloweens ago which used the technique.  The trouble is, it
sounds quite strange through speakers, mainly due to the odd frequency
balance.
--
Stephen Walton, Dept. of Physics & Astronomy, Cal State Univ. Northridge
RCKG01M@CALSTATE.BITNET       ecphssrw@afws.csun.edu
swalton@solar.stanford.edu    ...!csun!afws.csun.edu!ecphssrw
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Message-ID: <621@solaria.csun.edu>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!bbn!oberon!polyslo!csun!solaria!ecphssrw@bob.csun.edu
References: <580@serene.UUCP>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!bbn!oberon!polyslo!csun!solaria!ecphssrw@bob.csun.edu
From: ecphssrw@bob.csun.edu (Stephen Walton)
Newsgroups: sci.physics,sci.electronics,rec.audio
Subject: Re: Sound holography (was Re: noise cancellation)
Message-ID: <621@solaria.csun.edu>
Date: 23 Mar 89 19:14:36 GMT
References: <580@serene.UUCP>
Sender: ecphssrw@solaria.csun.edu
Reply-To: ecphssrw@bob.csun.edu (Stephen Walton)
Followup-To: rec.audio
Organization: California State Univ., Northridge
Lines: 17
In-reply-to: gbell@pnet12.cts.com (Greg Bell)