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 6685-01-462-0141
NSN 7035-00-523-7492
NSN 6135-01-029-9315
NSN 6240-00-290-4185
NSN 5960-01-328-8248
NSN 6685-01-153-1067
NSN 6620-01-173-3284
NSN 6240-01-406-2317
NSN 4140-00-686-4894
NSN 5965-01-120-9618
NSN 6105-00-938-2946
NSN 5996-00-937-6518