Verifying Open-Ear Fittings With Speech-Mapping. AAA CEU Theater Program. David J. Smriga, M.A. Audiologist Hearing Industry Consultant. Strom, Karl, “Rapid Product Changes Mark The New Mature Digital Market” Hearing Review Vol. 13, No. 5, 2006 p.p.70-75. BTE Growth Spurt.
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AAA CEU Theater Program
David J. Smriga, M.A.
Hearing Industry Consultant
Strom, Karl, “Rapid Product Changes Mark The New Mature Digital Market” Hearing Review
Vol. 13, No. 5, 2006 p.p.70-75
Lybarger S. Earmolds. In: Katz J, ed. Handbook of Clinical Audiology, 3rd edition. Baltimore: Williams and Wilkins; 1985: 885-910.
Probe Microphone Assemblies
it doesn’t matter
which I use!For this compression hearing aid...Gain for speech @Gain for tones
tones.Output for speech is much less than output for pure tones.
Pink banana = REAR with aid OFF
Green banana = REAR with aid ON
H. Dillon; NAL, CRC for CI and HAI
(Polar Plot Measurement)
Sound Field Speaker
Pure Tone Frequency
= Main input signal (512 pure tones 7.8Hz apart)
B) Verifit REM Directional Verification
Hearing Instrument Test
In REM Directional
Rear Facing Auxiliary Speaker
REAR to Front Signal
REAR to Back Signal
Fabry, D., “Facts vs. Myths: The ‘Skinny’ On Slim-Tube Open Fittings” Hearing Review, May, 2006