• Shopping Cart
    There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert
Celebrate World Standards Day. Save 10% with code WSD2026 until 31 Oct. Save now

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Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

SOUND SYSTEM EQUIPMENT - PART 16: OBJECTIVE RATING OF SPEECH INTELLIGIBILITY BY SPEECH TRANSMISSION INDEX

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2012

Superseded date

13-10-2021

Superseded by

CEI EN IEC 60268-16:2021

£110.09
Excluding VAT
Summarise this standard

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
Supersedes

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

⚠

A newer version of this standard is available.

View Current Edition
£110.09
Excluding VAT