This document provides a method for measuring the sound absorption properties of materials and structures using a reverberation chamber. It outlines the necessary conditions for the chamber, the procedures for conducting measurements, and the calculations required to determine the sound absorption coefficients. The standard is applicable to a wide range of materials and structures used in acoustical applications. It includes information on the calibration of equipment, the preparation of test samples, and the handling of measurement data. The procedures described are intended to ensure consistency and accuracy in the measurement process, allowing for reliable comparisons between different materials and structures. The standard is part of a series that addresses various aspects of acoustical measurements and testing.
*** Please note: This description may not be accurate, please refer to the official documentation.