Subject: Re: data reduction: Ear damage by MP3, From: "Ward R. Drennan" <wdrennan(at)KHRI3.KHRI.MED.UMICH.EDU> Date: Mon, 23 Dec 2002 11:50:30 -0500I would expect no effect. Even heavy users of DVD and MP3 would still be listeneing to 'natural' sounds the vast majority of the time. > All, > > Considering that digitally reproduced audio makes up a small fraction > of the audio that we hear each day, is it really likely that this > amount could influence our auditory calibration? > > -David > > -----Original Message----- > From: Martin Braun [mailto:nombraun(at)POST.NETLINK.SE] > Sent: Monday, December 23, 2002 5:38 AM > To: AUDITORY(at)LISTS.MCGILL.CA > Subject: Re: data reduction: Ear damage by MP3, DVD and digital > television? > > Thanks, Jont, for sharing this hit: > > http://www.informatik.fh-hamburg.de/~windle_c/Logologie/MP3-Gefahr/MP3 > -risk. html > > I hadn't thought you would be fishing in such waters ;-) > > But, good that you did! I wonder if there has been any research at all > on the physiological effects of vastly reduced audio reproductions. > > The concept of "perpetual calibration" in the auditory neural system > surely is a correct one, and spectrally reduced sound reproduction > must have an influence here. > > I would assume, however, that it may be more likely to reduce the risk > to develop or evoke tinnitus, rather than increase this risk. > > Many tinnitus patients would be useful subjects to test a possible > difference between conventional and vastly lossy sound reproduction. > Is anybody aware if such investigations have ever been run? > > Martin > > ------------------------------------------- > Martin Braun > Neuroscience of Music > S-671 95 Klassbol > Sweden > e-mail: nombraun(at)telia.coSm (erase the S) > web site: http://w1.570.telia.com/~u57011259/index.htm Ward Drennan, Ph. D. Kresge Hearing Research Institute Phone: (734) 763-5159 Fax: (734) 764-0014