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 5945-01-158-8229
NSN 6220-01-260-9199
NSN 5965-00-680-9749
NSN 5935-01-398-3550
NSN 6610-01-065-1073
NSN 5985-01-513-9930
NSN 5965-01-562-5830
NSN 6150-00-446-9206
NSN 5990-01-606-9305
NSN 5925-01-197-9899
NSN 5915-01-644-7033
NSN 6685-01-073-8433