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 5855-00-185-1560
NSN 5895-00-888-4719
NSN 5975-00-501-6538
NSN 6105-00-105-2443
NSN 5960-01-459-6665
NSN 6240-00-472-4635
NSN 6240-01-422-1878
NSN 5950-01-594-2059
NSN 5990-00-770-6975
NSN 5990-01-625-5923
NSN 5999-01-386-6482
NSN 5935-01-552-5041