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Supplier: Accuris
Description: TEST SET, AUDIOMETER CALIBRATION, PORTABLE
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Supplier: Accuris
Description: Test Set, Audiometer, Calibration, Portable
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Supplier: Accuris
Description: Standard Reference Zero for the Calibration of Pure Tone Bone Conduction Audiometers
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Supplier: Accuris
Description: Acoustics - Standard Reference Zero for the Calibration of Pure-Tone Bone Conduction Audiometers
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Description: The coupler is recommended as a simple and ready means for the exchange of specifications on audiometers and for calibration of earphones used in audiometry, even though the sound pressure developed by an earphone is not, in general, the same in the coupler as in a person's ear. Has
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Description: ISO 389-8:2004 specifies reference equivalent threshold sound pressure levels (RETSPLs) for pure tones in the frequency range from 125 Hz to 8 kHz, applicable to the calibration of air conduction audiometers equipped with a particular model of circumaural earphones (SENNHEISER HDA 200
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Description: Specifies requirements for mechanical couplers used for calibrating bone-conduction audiometers and for making measurements on bone vibrators and bone-conduction hearing aids in the frequency range from 125 Hz to 8 000 Hz inclusive.
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Description: Describes an acoustic coupler for loading supra-aural audiometric earphones as specified in ISO 389 with a specified acoustic impedance, when calibrating audiometers, in the frequency range of 125 Hz to 8 000 Hz. Cancels and replaces IEC 60303 (1970).
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Description: ISO 389-5:2006 specifies reference equivalent threshold sound pressure levels (RETSPLs) of pure tones in the frequency range from 8 kHz to 16 kHz applicable to the calibration of air conduction audiometers for specific earphones.
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Description: be used as an objective and reproducible means of measuring the output of supra-aural earphones. It can be used for specifying reference equivalent threshold sound pressure levels for the calibration of audiometers. This second edition cancels and replaces the first edition published
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Supplier: AENOR
Description: ACOUSTICS - STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE-TONE AIR CONDUCTION AUDIOMETERS
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Supplier: AENOR
Description: ACOUSTICS. STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE-TONE BONE CONDUCTION AUDIOMETERS. (ISO 7566:1987).
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Supplier: AENOR
Description: ACOUSTICS. STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE-TONE AIR CONDUCTION AUDIOMETERS. (ISO 389:1991).
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Supplier: AENOR
Description: ACOUSTICS. STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE TONE AIR CONDUCTION AUDIOMETERS.
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Supplier: CSA Group
Description: ISO 389-8:2004 specifies reference equivalent threshold sound pressure levels (RETSPLs) for pure tones in the frequency range from 125 Hz to 8 kHz, applicable to the calibration of air conduction audiometers equipped with a particular model of circumaural earphones (SENNHEISER HDA 200
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Supplier: CSA Group
Description: ISO 389-5:2006 specifies reference equivalent threshold sound pressure levels (RETSPLs) of pure tones in the frequency range from 8 kHz to 16 kHz applicable to the calibration of air conduction audiometers for specific earphones.
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Supplier: CSA Group
Description: ISO 389-1:2017 specifies a standard reference zero for the scale of hearing threshold level applicable to pure-tone air conduction audiometers, to promote agreement and uniformity in the expression of hearing threshold level measurements throughout the world. ISO 389-1:2017 states the
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Supplier: CSA Group
Description: be used as an objective and reproducible means of measuring the output of supra-aural earphones. It can be used for specifying reference equivalent threshold sound pressure levels for the calibration of audiometers. This second edition cancels and replaces the first edition published
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Short-term cohort study on sensorineural hearing changes in head and neck radiotherapy
Biological standard to audiometer calibration was done by an audiometer machine established by determining the range of auditory thresholds for ten young healthy subjects studied at the frequency range of pure tone signals (0.25–12 kHz).
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Hearing loss as a complication of paget's disease of bone
Hearing sensitivity was measured by audiologists using calibrated audiometers and standard methods established by the American Speech Language and Hearing Associa- tion (ASHA) and the American National Standards Insti- tute (ANSI).@)Pure thresholds were measured at 2.5-dB .
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Post stapedotomy hyperacousis-A mechanical explanation
… the stapes This probably is the cause of the hyperacusls and increased sensitivity of the operated ear The increased sensitivity of the operated ear usually cannot be ptcked up objectively as almost all the standard audiometers are calibrated at 0dB However the …
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Post stapedotomy hyperacousis — a mechanical explanation
The in- creased sensitivity of the operated ear usually cannot be picked up objectively as almost all the standard audiometers are calibrated at 0 dB However the hyperacusis and the loudness in- tolerance is not a persistent symptom and dis- appears aftersometime.
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Noise-Induced Hearing Loss in Laundry Workers in Lagos | Elias | Nigerian Medical Practitioner
The subjects had pure tone audiometric assessments by means of a standard calibrated diagnostic audiometer .
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Hearing screening for school children with otitis media using otoacoustic emission measures
(c) Pure-tone audiometry: Pure-tone audiometry was conducted for air con- duction thresholds in each ear at 500 Hz, 1000 Hz, 2000 Hz and 4000 Hz using a Madsen Micromate audiometer calibrated to Australian Standard AS 1591.2-1987.
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Hearing Loss in the Nursing Home
Equipment consisted of a Maico 40 A portable audio- meter calibrated to ANSI standards with Audiocup cir- cumaural cushions to reduce ambient noiseand the pos- sibility of collapsed ear canals.
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Pediatric Life Care Planning and Case Management
Hearing is measured using special equipment ( audiometers ) calibrated to standards developed by the American National Standards Institute (American National Standards Institute, 1996).