hearing aid signal processing

We are now up to 109 dB…

The input-related dynamic range of modern hearing aids (also known as its input “Headroom”) is important to know in order to prevent distortion and input-clipping of louder sounds in the environment.  Typical loud input sounds are music and the level of a hearing aid consumer’s own voice.  Up until recently, the highest-level sound that could…

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Woodwinds, strings, and brass instruments- GOOD.  Vocalists- BAD

In this time of Covid-19, and going forward into our annual flu seasons, it is important to know a little more about the “spray” coming out of person’s mouth or musical instrument.  There was an interesting article that came out of Bristol in the United Kingdom on this very issue.  The researchers found that less…

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