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 5895-01-394-4842
NSN 6650-00-460-5059
NSN 5998-01-411-7030
NSN 5935-01-597-6262
NSN 5996-00-833-2521
NSN 5935-00-016-0429
NSN 6650-00-851-7615
NSN 5998-00-942-6127
NSN 5996-01-495-0763
NSN 6650-01-289-8598
NSN 5999-01-324-0542
NSN 6685-00-464-2773