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 5920-00-081-9156
NSN 6130-00-528-7838
NSN 5935-00-270-1271
NSN 6150-01-318-1782
NSN 6130-00-775-8038
NSN 6110-01-383-1915
NSN 5960-00-702-0430
NSN 6105-01-051-3001
NSN 6645-00-144-4351
NSN 5905-00-650-9814
NSN 6145-01-462-4452
NSN 5998-01-510-8355