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 2925-00-636-4026
NSN 6685-01-178-0979
NSN 5990-01-320-1412
NSN 6620-01-127-5389
NSN 5985-01-074-3085
NSN 5990-01-400-3299
NSN 6610-01-655-0928
NSN 5950-01-634-0677
NSN 5935-01-036-0636
NSN 5905-00-702-1789
NSN 5996-01-520-4250
NSN 5975-01-279-7595