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 6145-01-523-3879
NSN 6150-01-258-8698
NSN 6145-01-068-1950
NSN 5910-00-936-1446
NSN 7035-01-127-9019
NSN 6320-00-270-8222
NSN 6220-01-015-2956
NSN 5960-00-937-9353
NSN 5920-01-273-0994
NSN 5905-01-447-4108
NSN 6620-01-513-6358
NSN 5945-01-333-9386