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 5855-00-832-9341
NSN 6150-01-523-0077
NSN 5965-01-548-5359
NSN 6105-01-276-5207
NSN 5990-01-082-1357
NSN 5960-00-946-2760
NSN 5930-01-118-1411
NSN 6220-00-153-9704
NSN 6610-00-273-3016
NSN 5930-01-035-5676
NSN 6645-01-084-5627
NSN 5945-01-142-2182