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 6110-00-722-8416
NSN 6240-00-054-1761
NSN 6105-01-134-9915
NSN 5985-01-383-7028
NSN 5920-01-364-5193
NSN 5965-00-005-5252
NSN 6110-00-933-0583
NSN 6650-01-192-6992
NSN 6110-01-055-6442
NSN 6220-01-130-7871
NSN 5999-01-655-6468
NSN 5905-01-339-1388