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Listening Environments & Room Acoustics

Listening Environments & Room Acoustics

The listening environment affects speech audibility and intelligibility for all listeners, especially those with hearing loss.

Considerations:

  • Room acoustics, including background noise and reverberation, are influenced by distance from the speaker, lighting, and visual access.

  • Distance, noise, and reverberation each reduce speech understanding; combined effects are even greater, despite hearing technology use.

  • Many countries, including the United States, United Kingdom, Australia, and New Zealand, incorporate classroom acoustic standards into building codes.

  • Communication access is also influenced by speech clarity, listener abilities, familiarity with the topic, visual access to speech, and listening fatigue.

TBD Video: Simulations from Boothroyd

RESOURCES

ASHA document on classroom acoustics
www.asha.org/public/hearing/classroom-acoustics

A crash course in classroom acoustics
www.acousticalsurfaces.com/soundproofing_tips/html/crashcourse.htm

The Case for Good Classroom Acoustics (ACENTECH) including a 3D listening lab 
lab.acentech.com/2025/05/29/the-case-for-good-classroom-acoustics/