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 5985-00-019-6317
NSN 5895-01-197-9849
NSN 6620-00-663-8962
NSN 4140-01-553-7594
NSN 6685-01-370-4238
NSN 5945-01-417-3059
NSN 5990-01-463-2279
NSN 5960-00-678-6583
NSN 5930-01-064-4784
NSN 6150-00-292-8778
NSN 5855-01-247-0012
NSN 6685-00-267-0938