DEFSTAN 00-25(PT8)/1(1989) : 1989

Preface
Section One. General
0 Introduction
1 Scope
2 WARNING
3 Related Documents
4 Definitions
Section Two. Valid use of Auditory Signals
5 General
6 Suitable Use of Auditory Signals
7 Examples of Suitable Auditory Signals
8 Inappropriate use of Auditory
   Signals
9 Unsuitable Types of Auditory Signals
   Section Three. Signal Audibility
10 General
11 The Auditory Communication Window
12 Signal Audibility in Quiet Conditions
13 Signal Audibility in Noise
14 Signal Level
15 Signal Intrusiveness and Cancellation
Section Four. Signal Recognition
16 General
17 Attention Gaining
18 Startle Reaction
19 Signal Discrimination
20 Discrimination of Signal Level
21 Discrimination of Frequency
22 Discrimination of Temporal Pattern
Section Five. Signal Meaning
23 General
24 Signal Number
25 Previous Meanings
26 Apparent Urgency
27 Auditory Displays
28 Erroneous Signals
Section Six. Requirements for Specific Auditory Signals
29 General
30 Emergency Evacuation Signals
31 Warning Signals
32 Cautionary Signals
33 Advisory Signals
34 Confidence Signals
35 All Clear Signals
36 Voice Signals
Section seven. Training Aids
37 General
38 User Expectancies
39 Consistency in Signal Meaning
40 Reminder Signals
Section Eight. Evaluation of Auditory Signals
41 General
42 Flexibility in Design
Section Nine. Checklist
43 General
44 Personnel
45 Signal Meaning
46 The Environment
47 Signal Characteristics
48 Tests Trials and Evaluation
Annex A List of Related Documents
Annex B Definitions
Index

Describes the transfer of information to human operators using their hearing and a learned set of auditory signals.