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 5915-00-891-9925
NSN 5935-01-634-0668
NSN 6145-01-278-8925
NSN 4140-01-105-7586
NSN 5990-01-122-7130
NSN 6105-00-607-6053
NSN 5910-01-474-6123
NSN 5920-00-280-9549
NSN 5965-01-411-6801
NSN 5895-01-369-8822
NSN 5945-01-347-0531
NSN 5910-00-181-5882