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 4140-00-684-7314
NSN 5996-00-009-3661
NSN 7035-01-089-3330
NSN 2925-01-089-6269
NSN 6145-00-067-7436
NSN 4140-01-432-1447
NSN 5905-00-224-0744
NSN 6645-01-277-5973
NSN 5930-00-961-7228
NSN 5999-01-417-2834
NSN 4140-01-468-0181
NSN 6650-00-115-6654