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 6645-00-038-7737
NSN 6320-01-078-8257
NSN 6650-01-613-8467
NSN 5835-01-604-7489
NSN 6620-01-289-8486
NSN 5990-00-916-3975
NSN 5905-01-605-4128
NSN 5930-01-259-8801
NSN 5996-01-502-9215
NSN 6110-00-269-2696
NSN 5895-01-261-3094
NSN 5990-00-091-7110