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InterNoise 2019: Interlaboratory and proficiency tests for field measurements in Brazil

This paper presents the methodologies and procedures used in the interlaboratory program, as well as the results of both the interlaboratory test and the proficiency carried out in São Paulo (Brazil) during 2017 by ProAcústica – Brazilian Association for Acoustical Quality The application of Brazilian standard series ABNT NBR 15.575: 2013, which sets acoustic requirements for dwellings, including verification field tests procedures according to ISO standards, has raised significantly the demand for sound insulation tests, as well as the number of field laboratories all around the country. ProAcústica – Brazilian Association for Acoustical Quality is a non-profit entity which main objective is the continuous dissemination and improvement of the acoustics sector in Brazil

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