Black housing. 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 5925-01-185-5436
NSN 6620-01-095-3173
NSN 5935-01-329-3705
NSN 6135-01-411-3212
NSN 5990-01-149-0691
NSN 5855-00-688-9954
NSN 5915-01-476-7124
NSN 5990-01-548-3711
NSN 2925-01-387-0870
NSN 2925-01-087-9290
NSN 5920-00-165-9160
NSN 5935-00-554-4124