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 5855-00-237-4088
NSN 5835-00-738-1099
NSN 6105-01-392-0500
NSN 6320-01-089-9086
NSN 5835-01-029-5602
NSN 5855-00-688-9954
NSN 6620-00-404-0149
NSN 5935-00-062-5499
NSN 5930-01-492-6590
NSN 6110-01-033-8401
NSN 6135-01-422-1440
NSN 6240-00-296-0488