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 5999-00-266-3805
NSN 2925-01-043-9786
NSN 5985-01-016-1328
NSN 2925-01-372-9455
NSN 6620-01-649-0748
NSN 6220-01-370-4215
NSN 5975-00-166-9296
NSN 5950-01-069-2784
NSN 5975-01-395-9060
NSN 6645-01-632-9074
NSN 5950-01-420-7230
NSN 6220-01-200-0611