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Ask The Experts

Q&A from the most trusted names in audiology.

My Hearing Aids Set Off Store Security Alarms

Thomas A. Powers, PhD

April 17, 2006

I have been a hearing aid wearer for 15 years. I am currently testing some new models that communicate wirelessly from one ear to the other. I have noticed that a couple of brands have set off the sho...   Read More

 


Obtaining LDLs

Gus Hernandez, MA, FAAA

February 13, 2006

I obtain LDL measurements (loud but ok) using both speech and pure tones. The instructions are the same for both procedures. More often than not the patient has an LDL of 100 dB or so for pure tones b...   Read More


Articulation Index and Patient Expectations

Gus Hernandez, MA, FAAA

October 17, 2005

I have some patients with low hearing instrument satisfaction after 1 year of use. When I looked at their audiometry I found that they have a very low Articulation Index and their Word recognition was...   Read More


Polar Plots

Angela Pool, MS, FAAA

January 19, 2004

Regarding polar plots, can you please tell me the best application for each of them?   Read More


Digital Hearing Aids and Amplifiers

Angela Pool, MS, FAAA

December 22, 2003

If I order a 100% digital hearing aid, is that available as a class D, or are those 2 things mutually exclusive?   Read More


Directional Microphone Verification

Eric Branda, MS, CCC-A

March 17, 2003

My practice is a 'bare bones' practice. We do not have real ear equipment. Nonetheless, we would like to verify performance of directional microphones for our patients. How can we accomplish this?   Read More


High Tech Hearing Instrument Shells - 'LasR™

Lori Timmerman, MA, CCC-A

February 24, 2003

Please discuss ''LasR™'' hearing instrument shells, the technology, and please explain what benefits we should expect from this technology?   Read More

 


Does Counseling Matter?

Megan Carreras

January 27, 2003

How important and effective is one-on-one counseling? Does it really matter, and is it really worth the time? Do handouts help educate the patient or are they seen as sales tools, rather than as sourc...   Read More


Great Ear Impressions

Siemens Audiology Staff

December 16, 2002

An excellent impression is critical for a well fitting hearing instrument. The following tips will help insure a good fit, either for a new custom instrument or a remake.   Read More


Transcranial CROS Update

H. Gustav Mueller, PhD

September 16, 2002

Approximately 10 years ago there was quite a buzz about transcranial CROS hearing aid fittings. I haven't seen anything recently about this fitting. Do you have anything new regarding this type of fit...   Read More


Multiple Microphone Technology

Pam Burton

June 17, 2002

I just read about a three microphone hearing aid system. Please tell me about the three mic system, versus the two mic system, versus the one mic system? What are the differences between them and do t...   Read More


Directionality and WDRC

H. Gustav Mueller, PhD

February 5, 2001

How is directionality affected by hearing aids utilizing wide dynamic range compression?   Read More


Using Probe Mics to Measure Directionality

H. Gustav Mueller, PhD

January 24, 2001

How do you use probe microphone measures to assess the integrity of directional microphone hearing aids?   Read More


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