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 5999-00-263-4134
NSN 6610-01-237-5815
NSN 6105-00-275-0826
NSN 5996-00-202-6576
NSN 5960-00-163-9204
NSN 5895-00-193-0453
NSN 5935-00-498-1323
NSN 5975-01-448-6395
NSN 5998-01-523-7254
NSN 6645-01-380-1189
NSN 5935-01-025-6677
NSN 6105-01-062-6795