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DEFSTAN 00-25(PT9)/1(1991) : 1991

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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HUMAN FACTORS FOR DESIGNERS OF EQUIPMENT - PART 9: VOICE COMMUNICATION

Available format(s)

Hardcopy , PDF

Superseded date

30-07-2004

Language(s)

English

Published date

01-01-1991

Preface
Section One. General
0 Introduction
1 Scope
2 Related Documents
3 Definitions
Section Two. Hearing Characteristics
4 The Auditory Communication Window
Section Three. Speech Characteristics
5 Speech Sounds, Their Spectra, Dynamics and Levels
Section Four. Speech Communication and its Assessment
6 Categories of Communication
7 Unamplified Speech
8 Amplified or Electronically-Assisted Speech
9 Vocoded or Synthetic Speech
10 Intelligibility Testing
Section Five. Techniques and Hardware for Improved Communication
11 General
Section Six. Voice Procedure
12 Reasons for Voice Procedure
13 Voice Procedure
Annex A Design Checklist
Annex B List of Related Documents
Annex C Minimum Performance Requirements
Index

Describes basic characteristics of hearing, speech and the mechanisms whereby people produce and perceive speech, electronically assisted speech and how to predict, measure and assess speech intelligibility in a given noise environment.

DEFSTAN 00-25(PT11)/1(1988) : 1988 HUMAN FACTORS FOR DESIGNERS OF EQUIPMENT - PART 11: DESIGN FOR MAINTAINABILITY
DEFSTAN 00-25(PT14)/1(2000) : 2000 HUMAN FACTORS FOR DESIGNERS OF EQUIPMENT - PART 14: MILITARY LAND VEHICLE DESIGN
DEFSTAN 00-25(PT1)/2(1987) : 1987 HUMAN FACTORS FOR DESIGNERS OF EQUIPMENT - PART 1: INTRODUCTION
DEFSTAN 00-25(PT7)/2(1996) : 1996 HUMAN FACTORS FOR DESIGNERS OF EQUIPMENT - PART 7: VISUAL DISPLAYS
DEFSTAN 02-107/2(2002) : 2002 REQUIREMENTS FOR ACCOMMODATION IN HM SURFACE WARSHIPS AND SUBMARINES - CATEGORY 2
DEFSTAN 00-25(PT4)/1(1991) : 1991 HUMAN FACTORS FOR DESIGNERS OF EQUIPMENT - PART 4: WORKPLACE DESIGN

BS 6259:1982 Code of practice for planning and installation of sound systems
BS 5428-9:1981 Methods for specifying and measuring the characteristics of sound system equipment Programme level meters
BS 5775-7:1979 Specification for quantities, units and symbols Acoustics
BS 4669:1971 Specification for an artificial ear of the wide band type for the calibration of earphones used in audiometry

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