Liquid Ear Impression Material

Very Low Viscosity – From Wayne’s Archives This is another post for hearing archives – information unpublished, but in need of being recorded somewhere as part of the hearing discipline.  In this post is information related to early low viscosity ear impression material.The ear impression material used to make ear impressions is generally of lower viscosity than…

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The First Wearable Digital Hearing Aid – History, Part 2

Design Considerations Involved in Going From Analog to Digital Technology     Last week’s post provided background on how the first wearable digital hearing aid was developed.  This post will continue this historical highlight leading to one of the most disruptive developments related to hearing aid technology – the digital hearing aid.  Specifically, this post…

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