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 5930-00-299-3428
NSN 5996-00-615-9665
NSN 5975-01-496-1899
NSN 6135-00-542-6216
NSN 7035-01-633-9537
NSN 5950-00-948-3789
NSN 5930-01-480-9800
NSN 6130-01-210-4137
NSN 5950-00-897-9852
NSN 5835-00-034-4976
NSN 6105-00-723-3413
NSN 6650-00-267-9815