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 6105-01-493-9593
NSN 5855-00-256-5562
NSN 5975-01-296-0640
NSN 5925-00-949-7359
NSN 6105-01-623-0919
NSN 5950-01-539-3240
NSN 6145-00-144-0083
NSN 5915-01-472-7169
NSN 6105-00-336-3323
NSN 5996-01-511-6126
NSN 6645-01-648-2115
NSN 5998-00-400-3179