Measurements of the noise produced by a
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M.J. Crocker; R.R. Hudson
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Article
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1969
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Elsevier Science
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English
β 284 KB
Measurements of the overall noise level, and of the noise produced by a small office machine in 1/3 octave bands from 100 to 12,500 Hz were made in the Liverpool University reverberation room. The noise produced on the A scale was also measured. From the measurements, the A scale level and the frequ