University of Edinburgh

Classroom Acoustics

Part four

Every classroom today the background noise is added to: computers, printers, even the kids the speak themselves, make noise, move their chairs, what a surprise. Air conditioning, ventilation, heating. I haven't even mentioned low frequency drilling noise from outside. [laughter]. All this stuff builds up. These are all the things that teachers are dealing with day to day. It's kind of everybody's job to point it out to teachers that "do you know what, it's maybe not as good, certainly down the back of your class, and they're maybe not hearing as much as you think they are.

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