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 5925-01-111-8431
NSN 6110-01-552-2645
NSN 4140-01-237-5799
NSN 6685-00-634-9964
NSN 5905-01-399-8656
NSN 6610-01-119-7873
NSN 6105-00-407-9048
NSN 5960-01-311-5817
NSN 6240-00-774-6116
NSN 6220-01-399-4139
NSN 7035-00-922-5700
NSN 5945-01-439-3331