ARBUTIL: Module 1

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FUNDAMENTALS OF ARCHITECTURAL ACOUSTICS

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8 Terms

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ARCHITECTURAL ACOUSTICS

Designing spaces, structures, and mechanical
systems to meet hearing needs

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  1. Controlled or Isolated

  2. Distributed

  1. Unwanted sound (noise) =

  2. Wanted sound =



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SOUND

Series of pressure variations in an elastic medium

<p><span>Series of pressure variations in an elastic medium </span></p>
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elastic medium

for sound to propagate, an ____ ______ is needed; sound waves do not travel through a vacuum

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Frequency

Number of times the cycle of vibration makes
per second. Higher ________ = loser compressions and
rarefactions


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MAGNITUDE

Human perceived ‘loudness’ of a sound

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AMPLITUDE

Maximum displacement experience by a
vibrating particle

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DECIBEL (dB)

Unit of sound to relate the intensity of sound to
an intensity level corresponding to human
hearing sensation