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 5930-01-246-3721
NSN 4140-01-441-9614
NSN 2925-01-560-4123
NSN 6240-01-591-8798
NSN 6610-01-367-5110
NSN 6130-01-418-0786
NSN 5945-01-062-0800
NSN 5910-01-398-9568
NSN 5960-01-203-3619
NSN 5835-01-346-1386
NSN 6320-01-185-3857
NSN 6150-01-298-3691