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 6610-01-227-7221
NSN 6130-01-166-2063
NSN 5935-01-528-1431
NSN 5835-00-841-2650
NSN 5985-00-549-9660
NSN 5985-00-406-4137
NSN 6150-00-419-6846
NSN 5930-00-957-3335
NSN 5905-00-181-5851
NSN 5965-01-161-3405
NSN 6240-01-447-2666
NSN 2925-00-906-0421