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 5985-00-771-8186
NSN 6130-00-184-8504
NSN 5935-01-403-2844
NSN 6105-01-224-5028
NSN 6220-01-052-1375
NSN 5990-00-694-4086
NSN 5925-00-202-0938
NSN 5945-01-515-2423
NSN 6685-00-858-0763
NSN 5915-00-761-1844
NSN 5945-01-110-6998
NSN 5985-00-636-8689