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 5915-01-036-5963
NSN 6150-01-487-0273
NSN 5975-01-095-5122
NSN 5910-01-350-3639
NSN 2925-00-211-4761
NSN 6620-01-513-9674
NSN 6145-00-212-0422
NSN 5999-00-472-3494
NSN 6685-01-575-9269
NSN 5960-01-041-3048
NSN 5855-01-197-2774
NSN 5930-00-740-9384