Glass sealed against water, current ratio type meter
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 5925-00-730-2777
NSN 7035-01-600-0777
NSN 6220-01-462-9321
NSN 5965-01-478-7036
NSN 6685-01-095-5554
NSN 5925-01-506-0529
NSN 2925-00-526-4541
NSN 5910-01-006-1429
NSN 5925-00-105-8462
NSN 6650-00-717-8913
NSN 6610-00-076-2941
NSN 5915-01-192-1303