A.G. Bell – Speech Riding on Light
A.G. Bell – An Analog Man Inventing Speech Riding on Light: Part 2 Christopher Schweitzer, Ph.D. In Part I of “Light ‘em up Mr. Bell: Li-Fi,” Alexander Graham Bell proposed speech riding on light as a means of communication. It was also wireless telecommunication, and in the 19th century! Bell believed his light-operated method…
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MarkeTrak 9
Hearing Aid Features and Awareness The latest MarkeTrak 9{{1}}[[1]]MarkeTrak 9: A New Baseline. Estimating hearing loss and adoption rates and exploring key aspects of the patient journey, Final Report, March 2014, Hearing Industries Association[[1]] data related to hearing aids was presented in last week’s post, providing information about hearing aid average age, percentage of hearing aid…
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