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When did Alexander Graham Bell invent the audiometer?
https://treehozz.com/when-did-alexander-graham-bell-invent-the-audiometer
Alexander Graham Bell's Inventions 1875 Invented the telephone in 1875-76. 1879 Invented the audiometer to measure hearing ability, which led to Bell 's name being used in the unit of sound measurement -- the 'decibel.'
Alexander Graham Bell’s Contributions to the Science of ...
https://www.noisyplanet.nidcd.nih.gov/have-you-heard/alexander-graham-bell-contributions-science-of-hearing
While Bell is best known as one of the inventors of the telephone, he had a deep knowledge of the science of sound and made important contributions to the detection of hearing loss. Among his 30 patented inventions, Bell created the audiometer, which he used to test the hearing of hundreds of people, including children.
Who invented the audiometer? - JacAnswers
https://jacanswers.com/who-invented-the-audiometer/
When was the audiometer invented by Alexander Graham Bell? 1879 Invented the audiometer to measure hearing ability, which led to Bell ‘s name being used in the unit of sound measurement — the “decibel.” When was the 2 a audiometer invented? The first widely-used audiometer was the Western Electric 2-A audiometer (1923).
Alexander Graham Bell Inventions - A journey beyond the ...
https://www.inventions-handbook.com/alexander-graham-bell-inventions.html
Alexander Graham Bell Inventions #4: Audiometer. Alexander Graham Bell’s mother and wife were both deaf, leading to many of his works being related to hearing and sounds. The continuous desire to help the deaf led to another great invention—the Audiometer. It is a device that helps in evaluating how well a person can hear.
12 Best Alexander Graham Bell Inventions
https://www.grunge.com/632619/12-best-alexander-graham-bell-inventions/
"Alexander Graham Bell: Making Connections" explains that the audiometer was the first invention that made detecting hearing problems possible in public schools. "Alexander Graham Bell: Giving Voice to the World" tells how Bell used his new invention to test the hearing of hundreds of children. Many who had been dismissed as lazy were found to have significant …
When did Alexander Graham Bell invent the audiometer ...
https://janetpanic.com/when-did-alexander-graham-bell-invent-the-audiometer/
When did Alexander Graham Bell invent the audiometer? Who invented the flying machine? Who was the first human to fly? Did Da Vinci ever fly? Did Leonardo da Vinci cut off his ear? Did Da Vinci write backwards? Did Leonardo Da Vinci invent a flying machine? Did Leonardo da Vinci make a glider? Did Leonardo da Vinci finish the Mona Lisa?
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