Re: finger nails on blackboard (Bob Carlyon )

Subject: Re: finger nails on blackboard
From:    Bob Carlyon  <bob.carlyon(at)MRC-CBU.CAM.AC.UK>
Date:    Wed, 18 Jul 2001 10:06:24 +0100

dunno exactly, but surprisingly it's the LOW frequencies thatare important= =20 for the effect. see D.L. HAlpern et al (1986) "Psychophysics of a chilling sound", Percept= =20 Psychophys, 39, 77-80 bob At 01:02 17/07/2001 +0800, you wrote: >Dear list, > >A question that has reoccurred over the last year in my philosophising= about >sound is: >Why do we feel so uncomfortable when hearing the sound of finger nails >scraping on a blackboard? > >I'm working on my PhD in ecological sound design and this question seems to >turn up every now and then... > > >----------------------------- >Mikael Fernstr=F6m, M.Sc. >Interaction Design Centre, >Department of Computer Science and Information Systems >University of Limerick, IRELAND >Phone: +353-61-202606 Mobile: +353-86-8188079 >Web: Dr. Bob Carlyon MRC Cognition and Brain Sciences Unit 15 Chaucer Rd. Cambridge CB2 2EF England Phone: (44) 1223 355294 ext 831 Fax: (44) 1223 359062 email: bob.carlyon(at) !!!!!NOTE NEW PHONE EXTENSION NUMBER!!!! ------------------------------

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