Includes a 10mhz buffered rubiium reference output; portable
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 6620-01-212-8089
NSN 5998-01-510-3152
NSN 6620-00-236-2048
NSN 6620-01-051-2045
NSN 6145-01-216-2624
NSN 5910-00-900-0674
NSN 6220-00-003-1644
NSN 5960-00-512-9121
NSN 5835-01-576-9013
NSN 2925-00-081-3547
NSN 6620-01-205-0320
NSN 6145-01-243-0123