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 5999-01-365-6065
NSN 7035-01-041-2754
NSN 7035-01-106-3476
NSN 5965-01-596-8645
NSN 5999-01-634-0576
NSN 6130-01-116-7243
NSN 6130-00-400-3994
NSN 6145-01-298-6996
NSN 6110-00-611-7470
NSN 6240-01-183-5425
NSN 5960-01-372-3290
NSN 4140-01-388-8374