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 5985-00-708-2193
NSN 5965-00-849-1313
NSN 5975-01-535-3794
NSN 6650-01-300-1668
NSN 6145-00-095-2492
NSN 6150-01-365-4521
NSN 5895-01-461-3723
NSN 5996-00-607-5605
NSN 4140-01-451-8771
NSN 6240-01-426-5581
NSN 5950-00-558-4780
NSN 5999-00-184-8202