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 5965-00-942-1602
NSN 5930-00-718-3850
NSN 6150-00-778-1843
NSN 6610-01-305-8863
NSN 4140-01-555-7275
NSN 2925-01-541-5031
NSN 5999-00-765-7078
NSN 5920-00-583-8674
NSN 6610-00-839-9186
NSN 5945-01-535-2560
NSN 6150-01-170-5604
NSN 5915-01-615-7639