Use of Telephones in Noisy Areas

Satisfactory, difficult and impossible noise levels for telephone use in noisy areas.

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  Room acoustics and acoustic properties, decibel A, B and C, Noise Rating (NR) curves, sound transmission, sound pressure, sound intensity and sound attenuation.

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• The Engineering ToolBox (2007). Use of Telephones in Noisy Areas. [online] Available at: https://www.engineeringtoolbox.com/telephone-noise-d_1139.html [Accessed Day Month Year].

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