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 6110-01-584-7488
NSN 6105-00-916-8242
NSN 5925-00-494-4685
NSN 6620-01-246-4314
NSN 6645-01-193-8948
NSN 5920-00-817-3387
NSN 5945-01-627-2107
NSN 6320-01-564-0893
NSN 6610-01-340-0409
NSN 6130-00-514-1177
NSN 6150-00-644-8745
NSN 5945-01-296-9154