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The Audiogram – A Brief History – The Official ReSound Blog
https://gnresoundblog.com/2014/02/03/the-audiogram-a-brief-history/#:~:text=The%20first%20audiometer%20in%20the%20U.S.%20was%20developed,even%20mentoring%20the%20%E2%80%9CFather%20of%20Audiology%E2%80%9D%20Raymond%20Carhart.
Who invented the audiometer? - JacAnswers
https://jacanswers.com/who-invented-the-audiometer/
When was the audiometer invented? In 1899, Carl Seashore introduced the audiometer as an instrument to measure the ‘keenness of hearing’ whether in the laboratory, schoolroom, or office of the psychologist or aurist. The instrument operated on a battery and presented a tone or a click; it had an attenuator set in a scale of 40 steps.
When was the audiometer invented?
https://treehozz.com/when-was-the-audiometer-invented
In 1899, Carl Seashore introduced the audiometer as an instrument to measure the 'keenness of hearing' whether in the laboratory, schoolroom, or office of the psychologist or aurist. The instrument operated on a battery and presented a tone or a click; it had an attenuator set in a scale of 40 steps.
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." Click to read more on it.
Hearing Testing History: Western Electric 2-A Audiometer ...
https://hearinghealthmatters.org/waynesworld/2015/hearing-testing-history-western-electric-2-a-audiometer/
In 1914, Western Electric patented the electric audiometer, and produced the first commercially available electronic audiometer for the measurement of the sensitivity of hearing, the Western Electric 1A (Figure 1).
The Audiogram – A Brief History – The Official ReSound Blog
https://gnresoundblog.com/2014/02/03/the-audiogram-a-brief-history/
The first audiometer in the U.S. was developed in 1919 by Cordia C. Bunch who later became a professor at Northwestern University teaching courses on hearing testing and disorders – even mentoring the “Father of Audiology” Raymond Carhart.
[The history of audiology]
https://pubmed.ncbi.nlm.nih.gov/16107012/
Fowler, Weigel and Fletcher promoted an audiogram in 1922. Wever and Bray first introduced the cochlear microphonic potentials. The first modern audiometer with a flat zero line for all pitches was constructed in 1937. In 1947, Bekesy constructed the automatic audiometer, and the theory of mobile waves was introduced in 1928.
HISTORY OF AUDIOMETRY | JAMA Otolaryngology–Head & Neck ...
https://jamanetwork.com/journals/jamaotolaryngology/fullarticle/562509
The first types were clock-like, giving off air-borne sound to the tubes of a stethoscope; the sound distributor head had a valve which could be gradually closed. Another model used a tripped hammer to strike a metal rod and produce the testing sound; in another a tuning fork was struck.
History - Audiometer von AURITEC
https://www.auritec.de/en/history.html
Introduction of the first micro processor-audiometer th AT300 and the paediatric audiometry AT600 with directional hearing 1984. 1983 . Management Buy-out and new company Dorn GmbH 1983. 1972 . Phillips Medizintechnik develops and manufactures the first audiometer 1972. Auritec . Dernauer Straße 12 22047 Hamburg
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