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 5895-01-487-6720
NSN 6645-00-720-3953
NSN 6150-00-413-7943
NSN 6320-00-098-2858
NSN 6645-01-566-3205
NSN 5895-01-378-7697
NSN 6130-01-538-0810
NSN 4140-00-269-5795
NSN 6610-01-633-8931
NSN 6320-00-593-0379
NSN 5945-00-738-5941
NSN 6110-01-326-1797