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By: Ikedi Ani-okoye.

Acoustics in a Hall

Implementing an acoustical treatment aimed at controlling noise levels and improving the quality of acoustics within a fellowship hall involves first understanding the sound behavior being targeted. If you stand in the fellowship hall alone and yell your name, a portion of the sound energy created by your voice will pass through the wall and ceiling surfaces, while the remainder of the sound will reflect from the walls, ceiling and other surfaces back into the room.

The time between the end of your shout and the introduction of the sound back into the room, when it is less than 0.1 second, is referred to as the reverberation time (while time a time lapse of more than 0.1 second is an echo). Reverberations occur so quickly that they are perceived as one prolonged sound.

What is acoustics

Acoustics (in Greek "akustikos", which relates to the act of listening) is concerned with sound, for which reason it has become part of the study of the characteristics and spread of waves or vibrations. The main point of interest in acoustics is vibrations between the lower end of sound waves we hear (16 Hz) and the upper end (20,000 Hz).

Vibrations are caused by the concurrent effect of forces which deviate an object from its calm or balanced stated and other forces which work to bring an object to its balanced state.

Acoustics in school

Audio and Sound Technology Schools, colleges, and universities provide studies of audio and sound technologies for those interested in this fascinating and growing field. Sound technology is not a new field, but it is changing and growing by leaps and bounds. Career opportunities in the field are broadening as well, with the development of innovations of new technologies.

Properly implemented, soundproofing treatments can affect a major improvement in the quality of a learning environment. Combating sound transmission and reverberation in a classroom results in better acoustics for lecture and group work while minimizing outside distractions that could otherwise hinder academic performance.

CONCLUSION

Also central to the improvement of auditorium acoustics is the implementation of diffusers to scatter sound wave reflections more evenly throughout the arena. Diffusers help distribute sound waves throughout an auditorium such that dead spots are eliminated and each member of the audience experiences quality acoustics, regardless of the location of his or her seat.