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 2925-01-415-0264
NSN 5905-00-227-0117
NSN 5835-01-502-9228
NSN 5920-00-167-2700
NSN 6145-01-535-1026
NSN 6130-01-110-6785
NSN 6145-01-481-4195
NSN 5915-01-576-1699
NSN 6240-01-109-4680
NSN 6650-01-496-2662
NSN 5910-00-834-8497
NSN 5855-00-782-7714