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 2925-01-309-5007
NSN 5920-00-232-6419
NSN 6220-01-025-6140
NSN 6240-01-513-9642
NSN 6130-01-322-7695
NSN 6130-01-400-6123
NSN 5920-01-273-0994
NSN 5945-01-531-5662
NSN 5960-00-104-8456
NSN 6110-00-115-5873
NSN 5935-00-243-6780
NSN 5910-01-023-9086