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 5935-00-824-9653
NSN 5920-01-281-7354
NSN 5975-00-102-9639
NSN 6145-01-144-2374
NSN 5855-01-486-9924
NSN 2925-00-428-6349
NSN 6105-01-535-7024
NSN 5905-00-339-2015
NSN 6105-01-214-6574
NSN 5910-01-646-1648
NSN 7035-01-027-8569
NSN 7035-01-150-6303