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 5985-00-088-8756
NSN 5925-01-127-2074
NSN 5996-01-207-0126
NSN 5965-00-852-6258
NSN 5985-01-453-6110
NSN 5945-01-192-3800
NSN 5998-00-893-2466
NSN 5990-00-140-4559
NSN 5985-01-144-3618
NSN 5905-01-363-9121
NSN 6650-00-840-9758
NSN 6685-01-408-7299