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Re: Inexpensive hearing aids
Subjective preference is a whole new can of worms if you will. We have (by the
very fact of the need for a hearing aid) an auditory system not functioning
correctly and we fit it according to the preference of the system?
Tom
Tom Brennan KD5VIJ, CCC-A/SLP, R/D - AU
web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html
On Sat, 27 Mar 2004, Barbara Reynolds wrote:
> Date: Sat, 27 Mar 2004 19:47:15 -0600
> From: Barbara Reynolds <br_auditory@HOTMAIL.COM>
> To: AUDITORY@LISTS.MCGILL.CA
> Subject: Re: Inexpensive hearing aids
>
>
> I probably wouldn't tune them to piano harmonics. I would try to adjust
> the response of the hearing aids to you're subjective preference, which
> is ultimately my point. Using your musical history as a guide instead of
> ignoring would give me a better idea where to start not necessarily where
> we would finish. What the ultimate fitting would be after a year would
> still be to your subjective preference regardless of whether you played
> harp or tuba or nothing at all.
>
> >From: susan allen <susie@SHOKO.CALARTS.EDU>
> >Reply-To: susan allen <susie@SHOKO.CALARTS.EDU>
> >To: AUDITORY@LISTS.MCGILL.CA
> >Subject: Inexpensive hearing aids
> >Date: Sat, 27 Mar 2004 11:50:03 -0800
> >
> >As a professional harpist, I would be very confused if my hearing
> >aid
> >was tuned to piano harmonics.
> >Susan Allen
> >
> >
> >
> >
> >
> >
> >I see your point but it does clinically concern me to "not be hung
> >up on the
> >specifics" when dealing with clients as we're dealing with specific
> >problems.
> >I've seen you state a lot of opinions and you are obviously working
> >for the good
> >of your clients. Others on the list have asked you for specific
> >data and you
> >have yet to provide that and now when I have asked you specifically
> >about what
> >you have stated on the list using specific numbers to justify what
> >you do you
> >say the specifics do not matter. Certainly when we treat clients
> >there is a
> >clinical apsect to things just as there is a scientific aspect.
> >When I tune a
> >piano for someine who is an advanced musician I may not tune a
> >purely equally
> >tempered scale because of what they prefer or the instruments they
> >will play or
> >the music they use. However, when I do deviate from the accepted
> >norm I always
> >have a reason for doing so and can demonstrate that reason to any
> >other
> >professional who asks. That duplication of knowledge is the reason
> >I have
> >questioned you and attempted to learn something of your methods only
> >to have you
> >tell me that I should not deal in specifics. I apologize if you
> >have been
> >offended by my questions but I thought they were quite basic rather
> >than
> >specific.
> >
> >Tom
> >
> >
> >Tom Brennan KD5VIJ, CCC-A/SLP, R/D - AU
> >web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html
> >
> >On Sat, 27 Mar 2004, Barbara Reynolds wrote:
> >
> >> Date: Sat, 27 Mar 2004 13:06:30 -0600
> >> From: Barbara Reynolds <br_auditory@hotmail.com>
> >> To: g_brennantg@TITAN.SFASU.EDU, AUDITORY@LISTS.MCGILL.CA
> >> Subject: Re: Inexpensive hearing aids - Consideration of Piano
> >>harmonics
> >>
> >>
> >> I don't have the equipment to be that exact. I fit on a general
> >> principle that keeps in mind that I am working with a musician
> >>with an
> >> expanded representation for sound that is different than
> >>non-musician's.
> >> They may not like the sound of an aid precisely because I haven't
> >>matched
> >> a certain band of frequencies as well as I could if I tried to
> >>shift the
> >> response of the aid off the more traditional "pure tone"
> >> recommendations. Pure tones don't occur in nature, so why should
> >>we be
> >> married to the idea that people hear the best when we match the
> >> prescription formulas or the audiogram to a psychological,
> >>subjective
> >> system.
> >>
> >> I've noticed that some people are spend too much time on the
> >>specifics
> >> rather than the general priniciple. I'm not concerned with exact
> >> measurements, but I am concern with the difference in programming
> >>that
> >> may be necessary because of vastly different auditory systems
> >>based on
> >> environmental or genetic influences.
> >>
> >> Please don't get hung up on the specifics, see the point for what
> >>it was.
> >>
> >> >From: g_brennantg@TITAN.SFASU.EDU
> >> >To: Barbara Reynolds <br_auditory@HOTMAIL.COM>
> >> >CC: AUDITORY@LISTS.MCGILL.CA
> >> >Subject: Re: Inexpensive hearing aids - Consideration of Piano
> >>harmonics
> >> >Date: Fri, 26 Mar 2004 19:39:09 -0600 (CST)
> >> >
> >> >Barb, I'm inpressed if you have instrumentation to fit to exact
> >>tones
> >> such as
> >> >"2048" which is, by the way, a C of 512 which is not a temered C
> >>so
> >> would
> >> >usually be inappropriate to fit as a tempered C is at
> >> 523.25. Interestingly,
> >> >this makes your C at 2048 come out at 2093 which is only three
> >>cycles
> >> less than
> >> >being out by the same amount your 2048 would be from the 2000 of
> >>the
> >> audiometer.
> >> >
> >> >As an aside, if we multiply the A which is the more commonly
> >>used not
> >> for
> >> >tempering scales, that has your A at 1600. In Europe rather
> >>than using
> >> 440
> >> >currently many people now use 442 which brings the 1600 to 1608.
> >> Of
> >> course, all
> >> >of this becomes of questionable value either in a porrly
> >>tempered scale,
> >> with a
> >> >piano either flat or sharp in pitch (this applies to other
> >>instruments
> >> as well)
> >> >or with instruments which are not tempered or which are not
> >>equal
> >> temered.
> >> >Since the band spreads on audiometers are standardized to neural
> >> response etc.
> >> >al be it sometimes after the fact, I am still left with the
> >>question of
> >> how much
> >> >good this actually does for a client. I also wonder about these
> >>single
> >> cycle
> >> >frequency adjustments to aids.
> >> >
> >> >Thanks.
> >> >
> >> >Tom
> >> >
> >> >
> >> >
> >> >Tom Brennan KD5VIJ, CCC-A/SLP, R/D - AU
> >> >web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html
> >> >
> >> >
> >>
> >>
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