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Qualification of a semi-anechoic chamber (ISO3744)

 

The purpose of the testing (and this report) is to determine the value of K2 so that the room can be qualified for sound power testing. K2 is constant that describes how closely the measured sound power values compare to the actual sound power value of the RSS. The value that one produces for K2 is to be checked against the criteria of annex A, figure A.1 (shown below):