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AES 20 : 1996(R2007)

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Withdrawn date

11-08-2023

Published date

01-12-2013

Foreword
1 Scope
  1.1 Object
  1.2 Application
2 Normative references
3 Terminology
4 Room requirements
  4.1 Size and shape
  4.2 Acoustics
5 Listening arrangement
  5.1 Listening distance and loudspeaker separation
  5.2 Loudspeaker locations
  5.3 Early reflections
  5.4 Listening locations
  5.5 Loudspeakers requiring special mounting
6 Program material
  6.1 Media
  6.2 Core selections
  6.3 Technical signals
  6.4 Source of selections
  6.5 Listening sequence
7 Test procedure
  7.1 Associated equipment
  7.2 Playback Level
  7.3 Loudness matching
  7.4 Anchor loudspeakers
  7.5 Single-loudspeaker listening
  7.6 Listening locations
  7.7 Listeners
  7.8 Critical listening
  7.9 Critical checklist
  7.10 Blind testing
  7.11 Testing several loudspeakers at once
  7.12 Reporting of results
Annex A Guidelines for choosing loudspeaker and listener
        locations
      A.1 Loudspeaker locations
      A.2 Listener locations
      A.3 Loudspeaker measurements
Annex B Listening arrangement
Annex C Loudspeaker-system evaluation form
      C.1 Terminology
      C.2 Recommended form for listener's evaluations
Annex D Informative references and bibliography

Applies to the subjective evaluation of sound reproduction of loudspeakers in domestic listening environments and in professional environments of similar acoustics. The recommendations apply most directly to user-installed free-standing and in-wall loudspeakers.

DocumentType
Standard
PublisherName
Audio Engineering Society
Status
Withdrawn

BS 6840-13:1998 Sound system equipment Listening tests on loudspeakers
IEC TR 60268-13:1998 Sound system equipment - Part 13: Listening tests on loudspeakers

ISO 2204:1979 Acoustics Guide to International Standards on the measurement of airborne acoustical noise and evaluation of its effects on human beings
IEC 60268-3:2013 Sound system equipment - Part 3: Amplifiers
ISO 1996-1:2016 Acoustics Description, measurement and assessment of environmental noise Part 1: Basic quantities and assessment procedures
ISO 3382:1997 Acoustics — Measurement of the reverberation time of rooms with reference to other acoustical parameters
ISO 7029:2017 Acoustics — Statistical distribution of hearing thresholds related to age and gender
IEC 60651:1979+AMD1:1993+AMD2:2000 CSV Sound level meters
IEC 60804:2000 Integrating-averaging sound level meters
IEC 60268-5:2003+AMD1:2007 CSV Sound system equipment - Part 5: Loudspeakers

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