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 5915-01-190-9476
NSN 6320-01-652-3806
NSN 6105-01-170-5420
NSN 6135-00-904-6780
NSN 6320-00-336-5570
NSN 6320-01-585-8468
NSN 4140-01-145-0122
NSN 5985-01-167-8785
NSN 5835-01-497-5029
NSN 6130-00-193-8300
NSN 6130-00-939-8011
NSN 5965-00-840-3791