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 6105-01-297-3818
NSN 6130-01-062-0073
NSN 6685-00-548-5460
NSN 5910-01-607-1366
NSN 7035-00-360-2008
NSN 5999-01-082-7172
NSN 5945-01-179-0723
NSN 5915-00-211-1253
NSN 5835-00-198-4936
NSN 5985-00-403-6811
NSN 5910-01-234-0909
NSN 5960-01-370-4285