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Industrial Sound Level Meter Scale of the Indicating Instrument Test.
NIOSH 1976 Dec:18 pages
The industrial sound level meter should be equipped with some type of scale graduated in steps of one decibel over a range of at least 15 decibels. A test is described which checks the accuracy of the scale by applying a signal to the industrial sound in one decibel steps. The test is performed at the frequency of 1000 hertz.
NIOSH-Author; Morgantown-Technical-Report; Acoustical-measurements; Noise-levels; Measurement-instrumentation;
NTIS Accession No.
Testing and Certification Branch, NIOSH, Morgantown, West Virginia, Report No. TC-P-007, 18 pages, 2 references
Page last reviewed: April 12, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division