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 2925-01-510-2221
NSN 6320-00-682-3448
NSN 5915-01-066-3106
NSN 6240-00-290-4185
NSN 6150-01-236-9066
NSN 6130-00-173-6062
NSN 5835-00-221-6628
NSN 6620-00-549-5644
NSN 5985-00-965-9413
NSN 5985-01-245-9064
NSN 7035-01-560-2623
NSN 5998-01-216-0190