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 5985-00-479-4750
NSN 5965-01-089-7218
NSN 2925-01-439-2650
NSN 5920-01-516-9370
NSN 5915-01-376-1994
NSN 5999-01-054-3949
NSN 5996-01-084-6930
NSN 5990-01-069-4604
NSN 6135-01-493-8375
NSN 4140-01-030-8527
NSN 6685-01-408-3663
NSN 5950-00-148-6861