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 6685-01-242-9982
NSN 5996-00-946-0291
NSN 6645-00-103-2517
NSN 6320-00-894-1644
NSN 5950-00-922-4145
NSN 7035-01-395-0757
NSN 5935-00-384-3000
NSN 5996-01-572-8487
NSN 5996-01-633-7979
NSN 5975-00-169-6415
NSN 5950-01-270-2163
NSN 5985-01-032-4330