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 5975-00-264-6746
NSN 6105-00-118-5898
NSN 5895-01-443-1967
NSN 5990-01-157-0441
NSN 6320-01-086-2602
NSN 6150-01-372-4104
NSN 6130-01-014-4588
NSN 5835-00-847-7277
NSN 6240-01-444-3508
NSN 5990-01-586-8202
NSN 6650-00-110-9186
NSN 2925-01-620-9673