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 5975-00-688-4625
NSN 5960-00-956-6860
NSN 5895-01-322-5563
NSN 6105-00-926-7958
NSN 5930-01-629-6361
NSN 5996-01-609-3254
NSN 6645-00-163-9580
NSN 6685-01-631-4225
NSN 5985-01-578-6310
NSN 6650-01-422-1037
NSN 6650-01-455-8923
NSN 5915-01-474-5720