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 5895-01-062-4653
NSN 5895-01-307-1524
NSN 5920-01-387-7779
NSN 6130-01-097-6363
NSN 5950-00-255-2232
NSN 5895-01-043-6533
NSN 5935-01-147-3625
NSN 5930-00-115-9758
NSN 5905-01-468-0284
NSN 5985-01-486-7952
NSN 5910-01-263-6163
NSN 5996-01-215-0944