pure tone


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Related to pure tone: Pure tone audiometry

pure tone

(pyūr tōn),
a tone of only one frequency.
See also: complex sound, fundamental tone, overtone.

pure tone

(pyūr tōn)
An audible tone that can be represented by a sine wave; an oscillation showing only one frequency of vibration, with no overtones or harmonics.
See also: conduction, sine wave

pure tone

A sound composed of a single frequency. It has no overtones and no harmonics and can be represented graphically by a sinusoidal wave (a wave having the shape of the trigonometric sine curve y = sin x)..
See also: tone
References in periodicals archive ?
Pure tone audiometry: Air-bone conductions in pure tone audiometry at seven frequencies were detected from 125 to 8000 Hz by GSI 61 pure tone audiometer according to China National Standard GB7583-87.
Table 2 shows the relationship between the results of the MMSE, pure tone audiometry and SRS using categorical variables (normal and altered).
Hearing level, dB Frequency, Hz 500 1000 Right ear 26 [+ or -] 15 18 [+ or -] 14 Left ear 30 [+ or -] 17 18 [+ or -] 14 Hearing level, dB Frequency, Hz 2000 4000 Right ear 12 [+ or -] 8 11 [+ or -] 9 Left ear 14 [+ or -] 10 11 [+ or -] 8 Figure 1: Mean pure tone average measured by audiometry (A), uHear in the booth (UB) and uHear in the clinic (UC).
To determine whether the OtoID was accurate for serial self-testing regardless of sex, age, and hearing status, a comparison was necessary between pure tone results obtained from serial automated testing and serial manual testing across testing environments and test frequencies.
Table: A comparison between TEOAE and Average Threshold Value of Pure Tone, before and afla ESWL.
Pure tone air and bone conduction threshold audiometry with and without masking and determination of uncomfortable loudness levels.
13,14) More recent studies found no significant difference in the pass/refer rates between TEOAEs and traditional pure tone screen in children 2- 5 years old.
Pure tone audiometry testing for late effects showed that 18 of the 22 children (81%) had bilateral sensorineural hearing loss, with 5 using hearing aids.
The researchers found that the high-frequency pure tone noise, commonly known as tire whine, is reduced significantly by pavement grinding and could be beneficial for both reducing tire pavement noise levels and muting the tire whine pure tone sound of the transverse fining texture of older concrete pavement.
Soprano Elizabeth Watts, with a clear, pure tone unladen by excess vibrato, also brought out much of the drama and pathos.
A report to the Royal Liverpool and Broadgreen NHS Trust board says: "The director of information noted that the longest waiting time for pure tone audiometry (hearing aids) was 58 weeks.
The bells, long noted for their pure tone, earned fame in the 18th century as one of the Seven Wonders of Wales.