What is it about?
Defines why low frequency (thudding) and high frequency (clicking) are independent of each other and require 2 separate ratings to assess.
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Why is it important?
The paper expands historical work in this area and creates a meaningful assessment method for rank ordering and determining acoustical performance of floor ceiling assemblies.
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This page is a summary of: New ASTM ratings for quantifying low and high-frequency impact insulation in laboratory testing, The Journal of the Acoustical Society of America, September 2018, Acoustical Society of America (ASA),
DOI: 10.1121/1.5068005.
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