This comprehensive guide takes the reader through the complex and confusing aspects of audio metering, teaching the knowledge and skills needed to utilize optional signal levels and produce high-quality audio. Covering all aspects of this fundamental subject, this book is packed with valuable practical information.
Inhaltsverzeichnis
Preface
1 Acoustic Sound
2 From Acoustic Sound to Electrical Signals
3 Digital Representation
4 Signal Types
5 How Large is an Audio Signal
6 The dB Concept
7 The ear, hearing, and level perception
8 Time Weighting
9 Frequency Weighting and Filters
10 Determination of Loudness
11 Characteristics of Level Meters
12 The Standard Volume Indicator (VU Meter)
13 Peak Program Meter (PPM)
14 Loudness Metering
15 Calibration of Level and Loudness Meters
16 Relationships Between Scales
17 Dynamic scales
18 Polarity and phase reading
19 Display of Level Distribution
20 Multi-Channel / Immersive Audio
21 Standards and Practices
22 Summation of Audio Signals
23 Digital interface
24 Audio over IP
25 Where to Connect a Meter
26 FFT, Fast Fourier Transformation
27 Spectrum Analyzer
28 Other Measurement Systems
29 Measurement signals
30 Sound Level Meters
31 NR, NC, PNC, RNC, and RC Curves
32 Room acoustic measures
33 Listening Tests
Glossary
Index
