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 5855-00-472-2055
NSN 6685-00-485-1965
NSN 5935-01-049-3184
NSN 6130-00-647-2310
NSN 6150-00-079-3042
NSN 5855-01-259-0995
NSN 5965-01-120-2938
NSN 5905-01-225-8976
NSN 6105-00-504-6261
NSN 6220-01-207-8068
NSN 4140-01-597-4788
NSN 6320-01-173-7950