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 5905-01-327-0012
NSN 6320-01-425-1417
NSN 6645-00-841-0026
NSN 5990-01-174-6851
NSN 5950-00-118-5859
NSN 5935-00-965-5637
NSN 6650-01-122-0169
NSN 5915-00-145-4936
NSN 5935-00-199-6390
NSN 5910-00-631-7972
NSN 5915-00-840-7072
NSN 7035-01-232-2657