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 6145-01-582-4266
NSN 5935-00-243-8752
NSN 6685-00-339-2207
NSN 5835-01-242-9806
NSN 6220-01-307-3181
NSN 5895-01-533-1917
NSN 6135-01-222-0703
NSN 6220-01-508-5299
NSN 5975-01-349-2345
NSN 6220-01-562-3819
NSN 5985-01-541-4797
NSN 6130-01-534-6425