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 6130-00-688-7085
NSN 6645-01-341-3436
NSN 5985-00-340-3585
NSN 5935-01-634-0668
NSN 6685-00-967-8807
NSN 6650-01-536-4086
NSN 5855-01-466-5353
NSN 5965-00-431-2492
NSN 5945-01-607-3111
NSN 6150-01-114-7119
NSN 5996-01-434-0922
NSN 5945-01-386-5718