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 5998-01-617-2974
NSN 6145-01-483-6567
NSN 6220-00-116-8464
NSN 5930-00-517-7293
NSN 6110-01-601-5815
NSN 5998-00-914-5251
NSN 6220-00-369-5422
NSN 4140-00-269-5795
NSN 7035-01-364-0286
NSN 5975-01-257-2082
NSN 5930-01-565-4666
NSN 5950-00-623-8103