audiometer उदाहरण वाक्य

In 1939, a failed request for a $ 78.00 audiometer resulted in receiving $ 3, 000.00.
An "'audiogram "'is a graph that shows the audible threshold for standardized frequencies as measured by an audiometer.
Some of his other accomplishments include the production of the first functional hearing aid, the 2-A audiometer, and the artificial larynx.
One of Low's peeves was excess noise, to this end he invented an audiometer to measure and record noise in a visual form.
Known as the " father of stereophonic sound ", he is credited with the invention of the 2-A audiometer and an early electronic hearing aid.

Good hearing means that if we hooked our ears up to an audiometer to be tested, we would have no problem hearing the tones that are presented through the headset.
A sonometer, or audiometer, is used to determine hearing sensitivity, while a clinical bone sonometer measures bone density to help determine such conditions as the risk of osteoporosis.
There are several definitions of the minimal audibility curve, defined in different international standards, and they differ significantly, giving rise to differences in audiograms according to the audiometer used.
Audiograms are produced using a piece of test equipment called an audiometer, and this allows different frequencies to be presented to the subject, usually over calibrated headphones, at any specified level.
Historically, loudness was measured using an " ear-balance " audiometer in which the amplitude of a sine wave was adjusted by the user to equal the perceived loudness of the sound being evaluated.