Chapter 5

Acoustics

The Science of Sound in the Environment

Acoustics

Refraction

Diffraction

Absorption

Reflection

Diffusion

Direct Sound and Reflections

Reverberation

Critical Distance

Situations where Positive Reverberant Effects Occur

Situations where the Reverberant Qualities of a Room Can Work Against You

Loudspeakers at Room Boundaries

Resonance

Standing Waves

Room Resonances

Comb Filter

The Larsen Effect

Outdoor Acoustics

As we’ve seen, the physical attributes in a sound can act as a fingerprint or portrait, distinct even if not completely precise, which we take whenever we measure and catalogue each of the qualities that combine to make the sound unique. As we’ve developed greater ability to measure the attributes of sound, these sound ...

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