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 7035-00-185-8683
NSN 6240-01-448-6870
NSN 5915-00-058-2995
NSN 5998-00-466-2301
NSN 5925-01-567-0350
NSN 6320-00-646-3311
NSN 6620-01-355-4339
NSN 6610-01-353-3255
NSN 5855-00-973-5717
NSN 5835-01-290-4397
NSN 5996-00-852-1730
NSN 6135-01-069-2482