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 2925-01-364-7926
NSN 5920-01-116-4236
NSN 5985-01-521-5877
NSN 7035-01-412-8322
NSN 5945-00-383-5356
NSN 5990-00-332-9426
NSN 5905-00-575-7678
NSN 5920-01-401-5315
NSN 5950-01-193-4283
NSN 5920-01-144-8920
NSN 5910-01-530-2971
NSN 6620-01-007-8368