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 5996-00-150-8842
NSN 5835-00-876-4544
NSN 6620-00-613-3023
NSN 7035-00-585-2113
NSN 5915-01-097-1539
NSN 6620-00-900-3986
NSN 6650-00-866-9947
NSN 6150-01-272-1449
NSN 5920-01-536-6445
NSN 6650-00-158-3683
NSN 5998-00-398-0021
NSN 6145-01-286-5673