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 7035-00-929-0363
NSN 5925-00-111-0452
NSN 5999-00-990-9083
NSN 6130-01-187-7310
NSN 5975-00-875-4082
NSN 5905-00-097-7631
NSN 5950-01-043-4207
NSN 4140-01-392-3107
NSN 6135-01-495-0933
NSN 5998-00-152-8863
NSN 5998-01-070-8310
NSN 5920-01-423-8595