Specification for a reference zero the calibration of pure-tone audiometers Data certain earphones used in commercial practice
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Specification for a reference zero the calibration of pure-tone audiometers Data wide-band artificial ear complying with BS 4669
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Specification for a reference zero the calibration of pure-tone audiometers Normal threshold hearing pure tones by bone conduction
Specification for an artificial mastoid for the calibration of bone vibrators used in hearing aids and audiometers
Method of rating industrial noise affecting mixed residential and industrial areas
Sound power levels of noise sources Precision methods for determination sound broad-band in reverberation rooms
Sound power levels of noise sources Precision methods for determination sound discrete-frequency and narrow-band in reverberation rooms
Sound power levels of noise sources Engineering methods for determination sound in special reverberation test rooms
Sound power levels of noise sources Engineering methods for determination sound in free-field conditions over a reflecting plane
Methods for testing and rating air terminal devices distribution systems Acoustic
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BS ISO 13347-3 Fans - Determination of fan sound power levels under standardized laboratory conditions Part 3: Enveloping surface methods
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Acoustics — Noise control design procedures for open plant
This product is not for sale, please contact us for more information
Acoustics. Determination of sound power levels of noise sources using sound pressure. Comparison method in situ
Electroacoustics. Sound level meters Pattern evaluation tests
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Acoustics. Determination of sound power levels of noise sources. Guidelines for the use of basic standards
