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 5835-01-051-7584
NSN 5855-00-951-6483
NSN 5945-01-227-8309
NSN 5935-01-198-1906
NSN 5930-01-188-7311
NSN 6135-00-990-1822
NSN 6645-01-294-2479
NSN 2925-00-574-8796
NSN 6685-01-134-2387
NSN 5998-01-168-1711
NSN 5855-01-624-7115
NSN 6610-01-043-6229