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 6135-01-045-1504
NSN 5945-01-442-3526
NSN 5920-00-495-6663
NSN 5999-01-634-0576
NSN 7035-00-442-1869
NSN 5895-01-463-9041
NSN 6645-01-039-7225
NSN 5910-01-010-4626
NSN 6320-01-578-6006
NSN 5985-01-382-6538
NSN 5999-01-650-5592
NSN 5950-01-116-2142