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 5925-01-518-5552
NSN 5996-01-421-9391
NSN 5945-01-158-8229
NSN 2925-01-105-7850
NSN 6610-01-450-1042
NSN 5998-00-225-8522
NSN 5985-01-221-7591
NSN 6610-00-243-0553
NSN 6130-00-121-9051
NSN 5855-01-634-0259
NSN 6240-01-347-3338
NSN 6150-01-421-2543