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 5855-01-020-7982
NSN 5935-01-063-0581
NSN 6610-01-059-5271
NSN 5935-01-506-8799
NSN 6135-01-138-4895
NSN 6130-01-651-5320
NSN 6145-01-296-5580
NSN 6110-01-606-8699
NSN 6105-00-856-4559
NSN 5960-00-078-9500
NSN 5935-01-030-8394
NSN 6130-01-359-7853