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 5945-01-237-4365
NSN 5950-01-537-1110
NSN 5975-01-076-3656
NSN 5998-01-200-7207
NSN 6240-01-263-5343
NSN 5920-01-422-4151
NSN 6685-01-236-6698
NSN 5945-01-136-4592
NSN 6685-01-369-7835
NSN 6645-01-501-0576
NSN 5998-01-508-7966
NSN 6320-01-132-2746