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 5855-00-014-5008
NSN 5910-01-434-3482
NSN 5920-00-356-4641
NSN 5975-01-559-3567
NSN 6320-00-908-6841
NSN 2925-00-660-8131
NSN 6150-00-708-8160
NSN 6220-01-233-1078
NSN 5965-01-518-1624
NSN 4140-00-200-0970
NSN 6645-00-836-2984
NSN 6620-00-218-1228