An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6145-01-393-0891
NSN 7035-00-205-8739
NSN 4140-00-485-6958
NSN 5855-01-203-4719
NSN 5998-01-613-9345
NSN 5985-01-256-4041
NSN 6130-00-411-6308
NSN 5945-00-761-3417
NSN 5998-01-589-1207
NSN 6145-00-165-3869
NSN 5855-00-087-7833
NSN 5985-01-245-9064