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 6645-01-250-8129
NSN 5985-00-079-4091
NSN 5925-01-472-6774
NSN 6135-00-764-8680
NSN 5835-00-601-1402
NSN 5905-00-914-0885
NSN 6145-00-493-4073
NSN 6645-00-729-9900
NSN 6110-01-515-9937
NSN 5920-00-711-0767
NSN 6645-01-252-9659
NSN 2925-00-201-2207