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 6685-00-079-1415
NSN 5945-01-026-1231
NSN 6135-01-265-1384
NSN 6150-00-091-9101
NSN 5920-01-450-8382
NSN 6110-00-399-1413
NSN 6105-01-582-0293
NSN 5945-01-033-5055
NSN 5960-01-144-5502
NSN 5985-00-144-8170
NSN 6135-00-056-6863
NSN 5930-01-642-9998