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 5945-01-596-6410
NSN 5915-00-964-3993
NSN 5935-01-548-2241
NSN 2925-00-660-8131
NSN 5965-01-328-7979
NSN 5945-01-319-2865
NSN 5925-01-266-7144
NSN 6650-01-632-3135
NSN 5985-01-162-3217
NSN 6110-00-440-0312
NSN 5915-01-254-4458
NSN 5975-01-461-3120