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 6610-01-176-9314
NSN 5835-00-564-0057
NSN 6105-01-462-3628
NSN 5990-01-517-7848
NSN 5925-01-319-4500
NSN 5895-01-383-7220
NSN 6145-01-032-2404
NSN 6610-01-027-0087
NSN 6685-01-159-0066
NSN 6135-01-193-8154
NSN 5835-01-462-5983
NSN 5925-01-274-9349