Digital input/output
An instrument used to count the frequency of recurrent electronic events and display the count on the panel of the instrument in numeric form. May also include facilities for a readout printed on tape. May include facilities for a very accurate output which can be used as a secondary transfer standard. It can be used to measure frequency, period, time interval, phase angle, frequency ratio, and for multiple period averaging. See also counter, electronic, digital and indicator, digital display.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5935-01-463-8543
NSN 5930-01-235-6333
NSN 6105-01-179-6563
NSN 5985-01-571-4173
NSN 5996-01-134-2026
NSN 6110-01-521-3032
NSN 7035-01-514-2221
NSN 2925-00-402-5582
NSN 5960-01-399-4327
NSN 4140-01-400-3610
NSN 5998-00-615-2763
NSN 6650-00-607-1351