Ref level 1 mw at 600 ohms impedance
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 7035-01-569-3875
NSN 5935-01-571-7379
NSN 6320-01-084-8821
NSN 6110-00-221-1868
NSN 6610-00-933-8790
NSN 6620-00-690-8905
NSN 5925-00-723-6148
NSN 5935-01-230-2464
NSN 2925-01-492-9863
NSN 5950-01-104-5425
NSN 6320-01-366-5157
NSN 5935-00-904-0041