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 5835-01-013-9321
NSN 6240-00-966-3831
NSN 5915-01-565-8955
NSN 5990-01-160-6978
NSN 5855-01-268-6468
NSN 7035-00-800-0770
NSN 5835-01-555-4262
NSN 6610-01-423-7481
NSN 6320-01-033-6624
NSN 4140-01-650-1208
NSN 5910-01-558-9720
NSN 5925-00-935-5287