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 6610-01-039-0788
NSN 7035-00-549-2722
NSN 6150-01-623-9676
NSN 6620-00-155-2608
NSN 6645-01-271-0248
NSN 6650-01-063-2834
NSN 6145-00-797-3454
NSN 6610-00-516-4228
NSN 6105-00-400-0198
NSN 5935-00-468-1453
NSN 2925-01-109-3684
NSN 6645-01-180-6219