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 6135-00-334-4500
NSN 5915-01-027-1407
NSN 6145-01-331-3287
NSN 6105-01-124-0773
NSN 5996-01-016-2724
NSN 6105-01-165-0393
NSN 2925-00-442-0974
NSN 5990-01-249-2060
NSN 5935-01-123-9016
NSN 5945-01-161-0726
NSN 5945-00-501-6809
NSN 5910-01-391-9101