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 6145-01-007-1742
NSN 5996-00-147-4120
NSN 6610-00-976-3935
NSN 5855-01-096-9294
NSN 5895-01-147-5204
NSN 6645-01-450-7271
NSN 5999-01-080-6519
NSN 5935-00-597-5055
NSN 6645-00-943-9063
NSN 6145-01-399-1158
NSN 5930-01-045-3760
NSN 5950-00-465-8482