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 5920-00-371-1191
NSN 6145-00-980-5638
NSN 5990-00-410-6202
NSN 2925-00-167-6762
NSN 5985-01-295-2893
NSN 5975-00-751-9450
NSN 6645-01-399-6392
NSN 5996-00-997-7933
NSN 5950-01-585-6518
NSN 6130-00-833-7763
NSN 6320-01-341-7986
NSN 6130-01-568-1310