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 6240-01-121-0469
NSN 5910-01-193-5464
NSN 6130-00-148-4538
NSN 5950-01-604-9435
NSN 5990-01-185-9835
NSN 6220-01-186-5676
NSN 6220-00-707-5044
NSN 5930-00-191-6569
NSN 5895-01-529-3824
NSN 6150-01-036-0646
NSN 5996-01-320-7523
NSN 6610-01-516-2442