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 5905-01-336-5242
NSN 5855-01-103-8650
NSN 5835-00-770-2843
NSN 4140-00-185-2993
NSN 6220-01-399-2453
NSN 5835-00-170-5238
NSN 6240-00-832-6867
NSN 5960-01-424-1781
NSN 5965-01-231-5047
NSN 5975-00-518-1733
NSN 5905-01-468-7753
NSN 5950-01-429-9726