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CEI EN 60268-16 : 2012

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

SOUND SYSTEM EQUIPMENT - PART 16: OBJECTIVE RATING OF SPEECH INTELLIGIBILITY BY SPEECH TRANSMISSION INDEX
Available format(s)

Hardcopy , PDF

Superseded date

13-10-2021

Language(s)

English

Published date

01-01-2012

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Description of the STI method
5 Direct method of measuring STI
6 Indirect method of measuring STI
  using the impulse response
7 Measurement procedures,
  post-processing of data and
  applications
8 Use of STI as a design
  prediction tool
Annex A (normative) - Speech
        transmission index (STI)
        and revised STI methods
Annex B (normative) - STIPA method
Annex C (normative) - STITEL method
Annex D (informative) - RASTI method
        (obsolete)
Annex E (informative) - Qualification
        of the STI and relationships
        with other speech intelligibility
        measures
Annex F (informative) - Nominal
        qualification bands for STI
Annex G (informative) - Examples of STI
        qualification bands and typical
        applications
Annex H (informative) - Non-native
        listeners
Annex I (informative) - Effect of
        age-related hearing loss and
        hearing impairment on speech
        intelligibility
Annex J (normative) - Calibration of
        STI test signal level
Annex K (informative) - Example test
        report sheet for STI measurements
Annex L (normative) - Prediction of STI
        using statistical methods
Annex M (informative) - Adjustments to
        measured STI and STIPA results
        for simulation of occupancy
        noise and different speech levels
Annex N (informative) - Other methods of
        determining speech intelligibility
Bibliography

Defines objective methods for rating the transmission quality of speech with respect to intelligibility.

Committee
CT 100
DevelopmentNote
Classificazione CEI 100-66. (08/2001)
DocumentType
Standard
Pages
78
PublisherName
Comitato Elettrotecnico Italiano
Status
Superseded
SupersededBy

Standards Relationship
EN 60268-16:2011 Identical
IEC 60268-16:2011 Identical

UNI 11532 : 2014 BUILDING ACOUSTICS - INTERNAL ACOUSTICAL CHARACTERISTICS OF CONFINED SPACES
UNI 11367 : 2010 BUILDING ACOUSTICS - ACOUSTIC CLASSIFICATION OF BUILDING UNITS - EVALUATION PROCEDURE AND IN SITU MEASUREMENTS

EN ISO 18233:2006 Acoustics - Application of new measurement methods in building and room acoustics (ISO 18233:2006)
IEC 60268-3:2013 Sound system equipment - Part 3: Amplifiers
ISO 9921:2003 Ergonomics Assessment of speech communication
ISO/TR 4870:1991 Acoustics The construction and calibration of speech intelligibility tests
ISO 3382-1:2009 Acoustics — Measurement of room acoustic parameters — Part 1: Performance spaces
ISO 18233:2006 Acoustics Application of new measurement methods in building and room acoustics
ISO/TR 22411:2008 Ergonomics data and guidelines for the application of ISO/IEC Guide 71 to products and services to address the needs of older persons and persons with disabilities
IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters
ISO 7029:2017 Acoustics — Statistical distribution of hearing thresholds related to age and gender
IEC 60318-1:2009 Electroacoustics - Simulators of human head and ear - Part 1: Ear simulator for the measurement of supra-aural and circumaural earphones
EN 61260:1995/A1:2001 ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS

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