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 6650-01-272-3727
NSN 6130-01-094-7070
NSN 5925-01-057-0417
NSN 6240-01-419-2123
NSN 6645-00-140-5173
NSN 5925-01-104-4625
NSN 5920-01-590-0493
NSN 6610-01-437-0961
NSN 5998-01-411-5080
NSN 5930-01-408-7918
NSN 5965-01-039-8557
NSN 5998-01-429-9133