Acoustics Of The Classroom
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Explains that the purpose of the technical accoustical design of the classroom is to create a room whereby the teacher's voice is significantly above the threshold of the students and the secondary noise level is sufficiently low so as to allow for effective communication.
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Sources
- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
- usgov-av-1974 — title, creator, length, color, sound, description
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