Specification for the verification of sound level meters - Comprehensive procedure Ingestion-build-276583 The measurement of pulse velocity

The measurement of pulse velocity can be used for the determination of the uniformity of concrete

Payload handlers

Symbols and descriptions of dimensions

Sand casting a ≤ 20 mm for aerospace applications

Specification for the verification of sound level meters - Comprehensive procedure Ingestion-build-276583 The measurement of pulse velocity1 Scope This British Standard specifies a procedure for the periodic verification of conformance of a sound level meter or integrating averaging sound level meter to BS EN 60651: 1994 or BS EN 60804: 1994, respectively, including a series of tests and the information to be shown on the calibration certificate. This standard is applicable to sound level meters originally manufactured in accordance with BS EN 60651: 1994 and BS EN 60804: 1994. The tests