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 6685-00-276-9889
NSN 5835-00-503-2608
NSN 5945-01-345-5184
NSN 5999-00-901-0714
NSN 5950-01-534-4840
NSN 5930-01-549-2826
NSN 6645-01-244-3017
NSN 6105-00-773-2981
NSN 6685-01-584-1749
NSN 6650-00-098-6128
NSN 4140-01-391-5839
NSN 5996-01-144-7621