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 7035-00-565-9623
NSN 5999-00-823-4629
NSN 5950-01-517-1025
NSN 6220-01-554-2230
NSN 5998-01-325-9770
NSN 5905-01-310-9606
NSN 7035-00-088-7355
NSN 5965-01-328-7526
NSN 5990-01-443-2931
NSN 6130-01-353-4901
NSN 5915-01-430-2228
NSN 5960-01-111-9918