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AS 1217.3-1985

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Acoustics - Determination of sound power levels of noise sources Precision methods for discrete-frequency and narrow-band sources in reverberation rooms

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English

Published date

01-01-1985

Withdrawn date

30-06-2017

£21.70
Excluding VAT
Summarise this standard

1 - AS 1217.3-1985 ACOUSTICS - DETERMINATION OF SOUND POWER LEVELS OF NOISE SOURCES - PRECISION METHODS FOR DISCRETE-FREQUENCY A
4 - PREFACE
4 - CONTENTS
5 - FOREWORD
6 - SYNOPSIS
7 - SECTION 1. SCOPE AND GENERAL
7 - 1.1 SCOPE.
7 - 1.2 FIELD OF APPLICATION.
7 - 1.3 REFERENCED DOCUMENTS.
7 - 1.4 MEASUREMENT UNCERTAINTY.
7 - 1.5 PRINCIPAL REQUIREMENTS.
7 - 1.6 OTHER REQUIREMENTS.
8 - SECTION 2. DETERMINATION OF THE SIGNIFICANCE OF DISCRETE-FREQUENCY COMPONENTS AND NARROW BANDS OF NOISE
8 - 2.1 GENERAL.
8 - 2.2 QUALITATIVE PROCEDURE.
8 - 2.3 ESTIMATE OF STANDARD DEVIATION.
9 - SECTION 3. NUMBER OF MICROPHONE POSITIONS AND SOURCE LOCATIONS
9 - 3.1 GENERAL.
9 - 3.2 COMPUTATIONAL PROCEDURES.
11 - APPENDIX A - ALTERNATIVE QUALIFICATION PROCEDURE FOR THE MEASUREMENT OF DISCRETE- FREQUENCY COMPONENTS
11 - A1 INTRODUCTION.
11 - A2 INSTRUMENTATION.
11 - A3 LOUDSPEAKER TEST.
11 - A4 ROOM TEST.
11 - A5 COMPUTATIONAL PROCEDURE.
13 - A6 QUALIFICATION.
13 - A7 MULTIPLE SOURCE LOCATIONS.
14 - APPENDIX B - GUIDELINES FOR THE DESIGN OF ROTATING DIFFUSER

Sets out special procedures which are necessary for accurate determinations of the sound power when discrete frequencies or narrow bands of noise are radiated by a source. Applies to sources whose spectrum may or may not include broad-band components upon which the prominent discrete frequencies of narrow bands of noise are superposed.

Committee
AV-002
DocumentType
Standard
ISBN
0 7262 3591 1
Pages
8
PublisherName
Standards Australia
Status
Withdrawn
Supersedes

This standard sets out special procedures that are necessary for accurate determinations of the sound power when discrete frequencies or narrow bands of noise are radiated by a source.

⚠

This standard has been withdrawn and is no longer current. No replacement edition is available.

£21.70
Excluding VAT