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 5945-00-554-9351
NSN 5975-01-021-3793
NSN 6610-00-155-1334
NSN 5895-00-950-9332
NSN 5999-01-024-9547
NSN 6685-01-562-4631
NSN 5950-01-508-9050
NSN 7035-00-830-1235
NSN 6105-00-632-4848
NSN 5950-00-848-2141
NSN 5930-01-506-3862
NSN 5930-01-471-2424