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 5935-01-238-0002
NSN 5960-01-023-8800
NSN 5990-01-493-4039
NSN 5998-01-634-0604
NSN 5950-01-422-6554
NSN 6130-00-971-5812
NSN 5998-01-464-4589
NSN 5925-01-089-6970
NSN 2925-00-221-4977
NSN 6150-00-841-1486
NSN 6685-01-493-1708
NSN 5925-01-413-4660