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 7035-01-140-8916
NSN 6620-01-183-8959
NSN 6220-01-537-0129
NSN 6620-01-310-0216
NSN 5925-01-581-4662
NSN 6220-00-427-8155
NSN 5905-01-253-0460
NSN 5915-00-001-8829
NSN 6130-01-322-7466
NSN 6320-01-516-3836
NSN 5975-01-585-7151
NSN 6145-00-781-4588