Included inside this interface are the phase detectors, amplifiers, filters, switches (phase lock-loop circuitry), the hp 3561a dynamic signal analyzer, & measurement software (available in rmb or ms-dos compatible formats
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 5998-01-104-3878
NSN 5835-01-466-5496
NSN 5910-00-597-4325
NSN 6620-00-290-6505
NSN 5965-00-234-7338
NSN 5905-00-272-9259
NSN 5996-00-769-5112
NSN 5910-01-362-0722
NSN 6105-01-609-4646
NSN 5985-00-426-8860
NSN 6135-01-173-1468
NSN 5915-01-524-5355