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 5925-00-936-8096
NSN 5950-00-994-3309
NSN 5855-01-488-6571
NSN 5835-01-193-6192
NSN 6220-00-608-4283
NSN 5920-01-475-1979
NSN 6650-01-545-8851
NSN 6220-01-411-8267
NSN 5945-01-141-7497
NSN 5905-01-399-0607
NSN 5950-01-057-6846
NSN 5945-01-634-0588