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 6685-00-134-7733
NSN 6110-01-398-1502
NSN 6110-01-604-5208
NSN 7035-01-027-1718
NSN 5945-00-324-0051
NSN 5998-01-634-0604
NSN 6110-01-013-8103
NSN 6135-00-170-8819
NSN 6110-00-003-8586
NSN 5985-01-437-6150
NSN 4140-00-470-4707
NSN 7035-01-391-9858