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 6135-01-608-2355
NSN 5935-00-909-2375
NSN 6240-00-456-2578
NSN 5835-00-364-0816
NSN 6110-00-820-6264
NSN 5996-01-027-1729
NSN 5960-01-456-1735
NSN 6650-01-399-8552
NSN 5910-00-175-2730
NSN 5975-01-266-7663
NSN 5998-00-996-4344
NSN 5990-00-165-1809