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 5915-01-655-1413
NSN 5910-00-839-2249
NSN 5999-01-195-8648
NSN 4140-01-204-2907
NSN 5935-01-627-9733
NSN 5835-00-859-8330
NSN 5975-01-339-4147
NSN 6150-01-003-8940
NSN 5925-00-580-0869
NSN 5935-00-150-2929
NSN 6135-01-487-6275
NSN 5999-00-710-7667