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 6130-01-648-3649
NSN 2925-01-116-6838
NSN 6320-00-284-1524
NSN 6685-01-096-0343
NSN 6650-01-322-6110
NSN 7035-01-376-0359
NSN 6130-00-943-8575
NSN 6610-01-547-3072
NSN 5920-01-551-1295
NSN 6240-01-212-3529
NSN 6645-00-333-5396
NSN 5835-00-659-0959