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 6135-00-542-6728
NSN 5990-01-426-7350
NSN 5925-01-374-1574
NSN 5855-00-089-3974
NSN 6105-01-138-6108
NSN 5930-01-629-2552
NSN 6685-01-160-4385
NSN 6610-01-011-0296
NSN 6110-01-027-8720
NSN 5935-01-499-5611
NSN 6135-01-180-9611
NSN 5920-00-366-0111