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 5935-00-199-5996
NSN 5920-01-418-5232
NSN 6645-00-079-1430
NSN 5935-01-272-1949
NSN 5930-01-421-9599
NSN 5965-00-007-7863
NSN 5996-01-004-1618
NSN 6685-01-334-6091
NSN 6105-01-187-5157
NSN 5835-01-133-6485
NSN 5950-01-361-1967
NSN 5985-01-462-3227