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 7035-01-549-3616
NSN 6320-00-036-3688
NSN 6650-01-462-0830
NSN 2925-01-264-1699
NSN 5998-01-594-4673
NSN 6645-00-940-0774
NSN 5999-00-584-4577
NSN 5965-00-256-8687
NSN 5985-01-010-2743
NSN 6220-00-340-1313
NSN 2925-01-629-9416
NSN 6130-01-186-9673