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 5985-01-519-2335
NSN 6320-01-255-2096
NSN 6240-00-104-4662
NSN 5999-01-050-9309
NSN 5965-00-762-0630
NSN 5945-01-046-2178
NSN 5998-00-972-7134
NSN 5925-01-267-4587
NSN 5895-01-381-3705
NSN 6685-01-182-6079
NSN 5998-01-156-8984
NSN 6145-01-619-4942