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 6150-00-944-3545
NSN 4140-01-113-0272
NSN 6220-00-117-4547
NSN 5915-00-116-8927
NSN 5998-00-210-0309
NSN 6145-00-833-0903
NSN 6610-00-171-5015
NSN 5910-01-308-7852
NSN 6130-01-225-8530
NSN 5905-01-585-8125
NSN 5915-01-060-0426
NSN 6650-01-255-7996