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 5930-01-234-0828
NSN 5990-00-184-5750
NSN 5915-01-065-1127
NSN 6320-01-627-1594
NSN 5945-00-445-6362
NSN 5965-01-555-8007
NSN 2925-01-212-1040
NSN 6105-01-052-5594
NSN 5915-01-050-1581
NSN 5975-01-493-2868
NSN 6145-01-084-5464
NSN 6105-00-089-3235