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.* -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.
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