ISBN-10:
0240814673
ISBN-13:
9780240814674
Pub. Date:
11/22/2010
Publisher:
Taylor & Francis
Audio Metering: Measurements, Standards and Practice / Edition 2

Audio Metering: Measurements, Standards and Practice / Edition 2

by Eddy Brixen
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Product Details

ISBN-13: 9780240814674
Publisher: Taylor & Francis
Publication date: 11/22/2010
Series: Audio Engineering Society Presents Series
Pages: 272
Sales rank: 459,455
Product dimensions: 5.90(w) x 8.90(h) x 0.60(d)

About the Author

Eddy Bøgh Brixen is an audio consultant and lecturer based in Denmark. His primary activities cover acoustics, electro acoustics and audio forensics. Eddy is a member of the AES, SMPTE, ACFEI and is recognized as a Diplomate of the American Board of Forensic Engineering. Formerly he has been affiliated with The Danish Broadcasting Corp., The Danish Acoustical Institute, DELTA, KKDK. Now he is running his own company EBB-consult. Eddy Bøgh Brixen is active in standardization work and has participated the working groups on loudness metering.

Table of Contents

Preface vii

1 Acoustic Sound 1

2 From Acoustic Sound to Electrical Signals 9

3 Digital Representation 11

4 Signal Types 19

5 How Large Is an Audio Signal? 33

6 The dB Concept 39

7 The Ear, Hearing, and Level Perception 47

8 Time Weighting 57

9 Frequency Weighting and Filters 61

10 Determination of Loudness 75

11 Characteristics of Level Meters 83

12 The Standard Volume Indicator (VU Meter) 87

13 Peak Program Meter - PPM 91

14 Loudness Metering 95

15 Calibration of Level Meters 107

16 Relationships Between Scales 111

17 Dynamic Scales 117

18 Polarity and Phase Reading 121

19 Display of Level Distribution 129

20 Multi-Channel and Surround Sound 135

21 Standards and Practices 151

22 Summation of Audio Signals 163

23 Digital Interface 169

24 Where to Connect a Meter 181

25 Fast Fourier Transformation 193

26 Spectrum Analyzer 201

27 Other Measurement Systems 205

28 Measurement Signals 213

29 Sound Level Meters 215

30 NR and NC Curves 219

31 Room Acoustics Measures 225

Glossary 243

Index 259

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