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 4140-00-715-9946
NSN 5965-00-899-0453
NSN 5935-01-534-9996
NSN 5935-01-552-8343
NSN 5985-01-262-2558
NSN 5895-00-952-3490
NSN 6240-00-001-9416
NSN 6650-00-312-1200
NSN 5999-01-347-1501
NSN 7035-01-214-5171
NSN 5950-01-423-2268
NSN 6620-01-547-3967