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 5950-01-571-8560
NSN 6130-01-167-8036
NSN 6610-01-328-8098
NSN 6645-00-767-6307
NSN 5895-01-343-8792
NSN 6645-00-192-1152
NSN 5855-01-493-9486
NSN 6620-00-546-4680
NSN 6645-00-935-7046
NSN 7035-01-391-7470
NSN 5996-01-376-5615
NSN 5915-01-112-9311