Acoustics Of The Classroom

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.

Related films

Sources

  1. 16mm Filmography (legacy record) — title, creator, format, sound, description, catalog record
  2. usgov-av-1974 — title, creator, length, color, sound, description