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 5998-00-686-2152
NSN 5905-01-188-7743
NSN 5975-01-126-8352
NSN 5960-01-321-2750
NSN 5975-01-290-1982
NSN 6145-00-813-1734
NSN 5855-00-832-9341
NSN 5895-01-137-4682
NSN 5930-00-770-4464
NSN 5835-00-233-6327
NSN 5960-00-644-4982
NSN 6320-00-242-3300