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 5945-00-787-0345
NSN 5915-00-594-7786
NSN 5960-00-824-5229
NSN 5965-01-494-6829
NSN 5985-01-438-5434
NSN 5905-00-379-2207
NSN 6650-01-587-8380
NSN 5985-01-088-7337
NSN 6620-01-372-4168
NSN 5930-00-925-1891
NSN 5960-00-818-0145
NSN 6610-01-541-4464