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 5996-00-055-6117
NSN 5855-00-688-9954
NSN 6610-00-186-9180
NSN 6150-01-474-3375
NSN 5960-00-330-8975
NSN 6150-01-390-3432
NSN 5910-01-420-0145
NSN 6105-00-983-5925
NSN 5965-01-493-8263
NSN 6105-01-232-3627
NSN 6620-01-030-6495
NSN 5999-00-714-2795