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Room Acoustics, Fifth Edition

Room Acoustics, Fifth Edition by Heinrich Kuttruff
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Some Facts on Sound Waves Sources and Hearing
Basic Relations, the Wave Equation
Pane Waves and Spherical Waves
Energy Density and Intensity, Radiation
Signals and Systems
Sound Pressure Level and Sound Power Level
Some Properties of Human Hearing
Sound Sources
References

Reflection and Scattering
Reflection Factor, Absorption Coefficient and Wall Impedance
Sound Reflection at Normal Incidence
Sound Reflection at Oblique Incidence
A Few Examples
Random Sound Incidence
Reflection from Finite-Sized Plane Surfaces
Scattering by Wall Irregularities
References

The Sound Field in a Closed Space (Wave Theory)
Formal Solution of theWave Equation
Normal Modes in Rectangular Rooms with Rigid Boundaries
Non-Rigid Walls
Steady-State Sound Field
Frequency and Spatial Averaging
Decaying Modes, Reverberation
References

Geometrical Room Acoustics
Enclosures with Plane Walls, Image Sources
The Temporal Disturbation of Reflections
The Directional Disturbation of Reflections, Diffuse Sound Field
Enclosures with Curved Walls
Enclosures with Diffusely Reflecting Walls, Radiosity Integral

Reverberation and Steady State Energy Density
Basic Properties and Realisation of Diffuse Sound Fields, Energy Balance
Mean Free Path and Average Rate of Reflections
Sound Decay and Reverberation Time
The Influence of Unequal Pate Lengths
Application of the Radiosity Integral
Sound Propagation as a Diffuse Process
Coupled Rooms
References

Sound Absorption and Sound Absorbers
The Attenuation of Sound in Air
Unavoidable Wall Adsorption
Sound Asorption by Membranes and Perforated Sheets
Resonnace Adsorbers
Helmholtz Resonators
Sound Absorption by Porous Materials
Audiences and Seat Absorption
Miscellaneous Objects
Anecjoic Rooms
References

Subjective Room Acoustics
Some General Remarks on Reflections and Echoes
The Perceptibility of Reflections
Echoes and Colouration
Early Energy: Definition, Clarity Index, Speech Transmission Index
Reverberation and Reverberance
Sound Pressure Level, Strength Factor
Spaciousness of Sound Fields
Assessment of Concert Hall Acoustics
Reference

Measuring Techniques in Room Acoustics
General Remarks on Instrumentation
Measurement of the Impulse Response
Examination of the Impulse Response
Measurement of Reveberration
Diffusion
Sound Absorption—Tube Methods
Sound Absorption—Reverberation Chamber
Scattering Coefficient
References

Design Considerations and Design Procedures
Direct Sound
Examination of the Room Shape
Reverberation Time
Prediction of Noise Level
Acoustical Scale Models
Computer Simulation
Auralization
References


CRC Press; April 2014
392 pages; ISBN 9781498720243
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Title: Room Acoustics, Fifth Edition
Author: Heinrich Kuttruff
 
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