Requires external 3600 ohm resister
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 5920-00-584-4592
NSN 6135-01-142-6456
NSN 5975-01-169-9405
NSN 5935-01-364-1955
NSN 5930-00-626-5035
NSN 6645-01-037-4735
NSN 4140-00-148-7013
NSN 5920-00-818-4186
NSN 5935-00-293-1863
NSN 5975-01-422-0784
NSN 5935-01-389-7544
NSN 5998-01-417-8678