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 5925-01-156-4426
NSN 6650-01-344-5376
NSN 5985-01-322-4014
NSN 6610-00-083-9014
NSN 6685-01-281-8860
NSN 6320-01-229-6479
NSN 5960-01-142-1995
NSN 4140-01-551-7286
NSN 5855-00-408-2611
NSN 5915-01-308-6717
NSN 6620-00-711-2782
NSN 2925-01-306-4228