Self-contained
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 2925-01-127-0167
NSN 5935-00-952-0090
NSN 5920-00-629-0442
NSN 5960-01-123-9553
NSN 5930-01-053-7069
NSN 6645-01-326-4572
NSN 5910-01-499-3111
NSN 6105-01-492-5723
NSN 5990-00-840-6571
NSN 5920-00-100-7219
NSN 5835-01-297-1909
NSN 5895-01-296-2300