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 5975-00-632-7682
NSN 6105-00-384-1693
NSN 6645-00-127-3835
NSN 7035-00-153-3826
NSN 5905-01-634-0595
NSN 6645-00-720-3953
NSN 6620-01-032-3937
NSN 5999-01-070-8092
NSN 6320-01-029-2196
NSN 5998-01-250-3463
NSN 6610-01-424-0283
NSN 5835-01-213-0833