The Fundamentals of Sound Control

Summary of 1.0 The Fundamentals of Sound Control

Key Lessons

  1. The aim of acoustic design is to serve the function of a space and the collective needs of the people using it.
  2. Sound is a vibration that travels through air or another elastic medium as a series of mechanical waves.
  3. The way sound behaves in an indoor space depends on the acoustic characteristics of surface materials and the location of boundaries and objects.
  4. There are four main strategies for managing acoustical issues: Absorb, Block, Cover and Diffuse.

Terms & Concepts


Acoustic environment Refraction
Sound wave Transmission
Frequency Reverberation
Decibel Echos
Absorption Absorb
Reflection Block
Diffusion Cover
Diffraction Diffuse


Major Insight

Managing sound in indoor spaces isn’t just about addressing the source. It’s about manipulating how sound behaves once it has been set into motion.



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