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 5915-01-210-9132
NSN 5975-01-461-7852
NSN 5985-01-619-7888
NSN 5925-01-483-2007
NSN 5910-00-740-7286
NSN 6150-01-168-7524
NSN 5915-01-174-3462
NSN 5910-00-149-1589
NSN 5998-00-189-6435
NSN 6130-01-546-1011
NSN 6110-01-137-0063
NSN 6645-01-420-6804