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 5915-00-197-2223
NSN 5965-00-309-4814
NSN 5998-01-069-2592
NSN 6320-01-177-3192
NSN 5925-00-286-8502
NSN 5895-00-727-8708
NSN 6145-01-004-7669
NSN 5998-01-158-2958
NSN 6650-01-428-2251
NSN 5920-00-246-4657
NSN 6135-01-255-4786
NSN 5945-01-206-5411