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 7035-00-922-5700
NSN 5925-01-455-0630
NSN 6105-01-102-0009
NSN 5905-01-645-2535
NSN 4140-01-361-7273
NSN 6150-00-111-3528
NSN 5920-01-217-1637
NSN 5935-00-618-0209
NSN 5985-01-431-2324
NSN 4140-01-307-1405
NSN 5905-01-598-4557
NSN 5855-00-631-4565