An instrument which measures the ratio of electrical power with reference to a predetermined value and is calibrated in units of sound intensity, usually decibels. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. if other than audio frequency ranges, see meter, noise level.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5930-00-827-2615
NSN 6320-01-190-1397
NSN 4140-01-192-3570
NSN 5935-01-222-0204
NSN 5930-00-349-0099
NSN 6650-01-641-7792
NSN 6240-01-020-9910
NSN 6220-00-937-5906
NSN 5998-00-091-7578
NSN 5895-01-575-2787
NSN 5910-01-433-9699
NSN 6645-01-620-4837