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Category Archives: LESSONS
LESSON 4 – Noise reduction in hearing aids
The holy grail for digital hearing aids is to allow wearers to hear speech more clearly in the presence of background noise. So whilst modern hearing aid manufacturers claim to use noise reduction technology - does it actually work?! ‘Noise’ simply put is sounds … Continue reading
LESSON 3 – What are hearing aid channels?
Hearing aid channels are often misconstrued as something like TV channels. i.e. if we say a hearing aid has 10 channels, many people think this means we can turn the hearing aid to 10 different settings - this is NOT the case! Hearing … Continue reading
LESSON 2 – Understanding the Hearing Test
First, a quick understanding of what ‘sound’ is. Sound is a pressure wave and is the result of molecules impacting upon each other, caused for example by objects hitting each other (such as a hammer onto an anvil) or from objects vibrating … Continue reading
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Lesson No. 1 – What is a ‘digital’ hearing aid?
Lesson 1 What is a ‘digital’ hearing aid? Firstly let’s explain what ‘analogue’ is: An analogue signal uses a physical medium to convey information. So for sound, fluctuations in air pressure strike the diaphragm of a microphone which then causes … Continue reading
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Phonak Zoom-Control
Phonak do seem to be leading the way with innovative technology and features that push hearing aids to the next level, making them a bit easier and more interesting to write about. This new feature makes quite brilliant use of the … Continue reading
Posted in LESSONS, Phonak
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