ear buzz update

[John Ross]

I realize that.
My tone is constant in pitch.
I had a signal generator producing a tone, years ago when it first started, 
and I worked on electronic organs.
I recollect, that I could zero beat it, at a frequency, about A5.
John M. Ross
Windsor, Nova Scotia, Canada
jrpiano at win.eastlink.ca
----- Original Message ----- 
From: "Mark Purney" <mark.purney at mesapiano.com>
To: "Pianotech List" <pianotech at ptg.org>
Sent: Thursday, July 05, 2007 8:07 PM
Subject: Re: ear buzz update


> Such a device would only work if we had a way for it to "hear" the 
> tinnitus noise exactly as you are hearing it. This would be the only way 
> to produce a cancellation signal that is perfectly matched in frequency, 
> but out of phase with, the original noise. Otherwise, you would get 
> phasing or beats, and/or end up doubling the noise.
>
> John Ross wrote:
>> *How about a noise cancelling device, that is manually controlled.*
>> *I am lucky enough, that with my tinnitus, I just 'tune it out'.*
>> *Brings to mind the way someone doesn't listen to ones mate, but just 
>> says ugh, ugh.*
>> *Selective hearing, does work, with practise.*
>> *We train our ears, to listen for certain partials, so the opposite 
>> should be possible.*
>
>
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