Subject: Re: overtone tinnitus? From: "Richard H." <auditory(at)AUGMENTICS.COM> Date: Tue, 18 May 2004 18:13:36 +0100Hi, Sounds like monaural diplacusis, where a cochlear non-linearity introduces harmonics. regards, Richard (UK) > ----- Original Message ----- > From: "Julius Verrel" <Julius.Verrel(at)UNI-MUENSTER.DE> > To: <AUDITORY(at)LISTS.MCGILL.CA> > Sent: Monday, May 17, 2004 11:10 AM > Subject: overtone tinnitus? > > > Dear all, > > a friend of mine, a piano teacher, recently had a temporary "tinnitus" > experience which I'd like to know more about (and I hope it is > interesting for at least some of you). > > It was actually temporary in a double sense: First, it fortunately > disappeared after two days. Second, it was only present together with > other sounds (speech, music, cars), and apparently always constituted > one or more of the overtones of this sound. It first occured while F. > was attending to high overtones (around c4) while a pupil of his was > playing low notes - apparently he couldn't swich off this "attention" > afterwards. > > as far as I understand it, tinnitus usually denotes a nervous > phenomenon, essentially independent of acoustic input. we wondered > whether this "overtone tinnitus" was rather a very low-level > phenomenon, maybe involving outer hair cells. > > Any ideas? > > > > > -- > Julius Verrel > FB Psychologie > Universität Münster > 48149 Münster > > Tel +251 83-34178= > > > --- > Outgoing mail is certified Virus Free. > Checked by AVG anti-virus system (http://www.grisoft.com). > Version: 6.0.683 / Virus Database: 445 - Release Date: 12/05/04 > --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.683 / Virus Database: 445 - Release Date: 12/05/04