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 6240-01-351-6729
NSN 5990-01-093-8328
NSN 5915-00-493-6500
NSN 5835-01-550-5094
NSN 5925-00-353-0612
NSN 5960-01-188-4558
NSN 5996-01-222-0790
NSN 5930-01-301-4199
NSN 5985-01-501-0829
NSN 6685-01-534-3725
NSN 6610-01-293-9838
NSN 6240-01-441-3388