Used on eara-fc
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 5975-01-496-7156
NSN 5945-00-642-3077
NSN 6150-01-631-4357
NSN 5999-01-086-1018
NSN 6150-01-237-2491
NSN 5915-00-188-9057
NSN 5895-01-252-8622
NSN 6610-01-633-8931
NSN 2925-01-052-0636
NSN 6240-01-170-3491
NSN 5945-00-059-3076
NSN 6135-01-467-5100