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 6135-01-163-0332
NSN 2925-00-459-4519
NSN 5945-01-293-7801
NSN 6135-00-351-8606
NSN 7035-00-179-3924
NSN 5999-01-656-2092
NSN 7035-01-338-9971
NSN 6610-01-605-1161
NSN 6110-01-633-8045
NSN 5855-01-258-5161
NSN 6130-01-485-8522
NSN 5965-01-503-8485