Ref level 6mw 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 6135-01-574-6185
NSN 5930-01-483-3496
NSN 6145-01-593-2052
NSN 5905-01-608-6099
NSN 5915-01-353-2859
NSN 6320-01-299-6367
NSN 6220-01-626-3162
NSN 6105-00-138-9265
NSN 5910-01-210-1181
NSN 5999-00-427-0914
NSN 5996-01-079-1178
NSN 5950-01-085-9791