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 5960-01-515-4791
NSN 6110-01-623-9851
NSN 5935-01-291-8199
NSN 5905-01-024-9572
NSN 6650-01-340-6720
NSN 5950-00-990-9588
NSN 5996-01-024-8898
NSN 5930-01-236-3346
NSN 6685-01-566-9342
NSN 6220-00-828-9843
NSN 6320-00-186-6452
NSN 5925-01-356-2893