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 5895-01-129-2939
NSN 7035-01-154-0796
NSN 6220-01-090-0126
NSN 6610-00-527-8892
NSN 5935-00-761-4572
NSN 6685-01-450-5493
NSN 6650-01-284-9942
NSN 5985-01-433-7266
NSN 5855-01-411-3360
NSN 5998-00-471-3624
NSN 5960-00-266-6741
NSN 5935-01-100-4604