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 2925-01-139-5144
NSN 5910-00-798-3880
NSN 5915-00-963-3475
NSN 6135-01-608-3470
NSN 6105-01-634-0322
NSN 5835-01-064-6024
NSN 6135-01-447-3086
NSN 6645-01-535-7136
NSN 5925-01-537-0409
NSN 5930-01-451-2250
NSN 6105-00-738-9415
NSN 7035-00-703-3535