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 6610-00-699-0714
NSN 5925-01-197-9232
NSN 6240-01-364-6965
NSN 5910-01-305-7566
NSN 5985-01-534-4630
NSN 5935-01-352-5858
NSN 5985-00-648-2081
NSN 6220-00-221-5899
NSN 7035-01-594-9198
NSN 7035-01-337-1729
NSN 5950-01-254-0941
NSN 6220-00-079-0851