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 6220-01-652-0919
NSN 5945-00-203-4514
NSN 5910-00-294-9439
NSN 5975-00-505-2101
NSN 5855-01-314-8335
NSN 6130-00-463-5918
NSN 7035-00-535-8109
NSN 5915-01-179-3259
NSN 4140-01-424-5216
NSN 4140-01-158-9309
NSN 6650-00-527-8822
NSN 5985-01-221-1141