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 5925-00-156-4044
NSN 5910-01-584-9271
NSN 6610-01-380-9612
NSN 6105-01-498-4994
NSN 5996-01-460-2505
NSN 7035-00-631-3782
NSN 5855-00-288-1408
NSN 6650-01-227-6032
NSN 6135-00-377-9165
NSN 5999-00-028-1517
NSN 6220-01-445-0050
NSN 6135-00-485-7402