Weapon system essential
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 4140-01-072-2289
NSN 6110-01-147-9175
NSN 5985-00-419-0342
NSN 5985-01-172-0392
NSN 5990-00-722-1854
NSN 6135-01-398-5922
NSN 6240-01-335-2622
NSN 5999-00-675-9551
NSN 5945-01-166-9998
NSN 5855-01-231-4945
NSN 5935-00-259-9865
NSN 2925-00-144-6405