Electroacoustics. Sound level meters - Pattern evaluation tests Ingestion-build-183511 a step by step calculation

a step by step calculation

Measurement on a transported item

may be used for conformity assessment

operation and maintenance of I&HAS

Electroacoustics. Sound level meters - Pattern evaluation tests Ingestion-build-183511 a step by step calculation1 Scope This part of IEC 61672 provides details of the tests necessary to verify conformance to all mandatory specifications given in IEC 616721 for time weighting sound level meters, integrating averaging sound level meters, and integrating sound level meters. Pattern evaluation tests apply for each channel of a multi channel sound level meter, as necessary. Tests and test methods are applicable to class 1 and class 2 sound level meters. The aim is