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 6150-01-602-6899
NSN 5920-01-185-2222
NSN 6610-01-406-4985
NSN 6130-00-581-9322
NSN 5905-00-854-7169
NSN 5855-01-566-8574
NSN 5895-01-254-2012
NSN 5990-00-811-3275
NSN 6610-01-361-2880
NSN 6105-00-289-9993
NSN 2925-00-816-8765
NSN 5999-01-612-4381