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 5965-00-617-5731
NSN 5915-01-193-6298
NSN 6105-01-413-6516
NSN 5990-01-548-5979
NSN 5996-01-425-1455
NSN 6150-01-580-7989
NSN 5985-01-112-5307
NSN 5960-01-491-9916
NSN 7035-00-763-6180
NSN 5895-00-469-9767
NSN 5930-00-227-7345
NSN 6130-01-625-3356