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 6620-01-065-4527
NSN 5920-00-149-0013
NSN 5920-00-322-8083
NSN 6135-00-152-8729
NSN 5925-01-113-8272
NSN 6650-00-871-2983
NSN 5945-01-502-5205
NSN 6650-01-426-4253
NSN 6150-00-170-6877
NSN 5998-01-169-8014
NSN 6150-00-111-3194
NSN 5975-01-232-9319