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 6150-00-701-7880
NSN 6145-01-573-5891
NSN 6610-00-136-7523
NSN 7035-01-476-7316
NSN 5835-01-386-4027
NSN 6240-00-753-7586
NSN 6240-01-437-9439
NSN 5905-01-225-2580
NSN 6650-01-183-0711
NSN 5999-01-080-9665
NSN 6620-01-389-3324
NSN 5996-01-426-1920