Also functions as tachometer
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 6320-01-462-2295
NSN 6110-01-307-4104
NSN 5965-01-500-1840
NSN 6610-01-023-1816
NSN 4140-00-392-7235
NSN 6105-01-582-3542
NSN 6110-01-044-4978
NSN 5945-01-192-8323
NSN 7035-00-620-6835
NSN 5985-01-504-2566
NSN 5935-01-112-0450
NSN 6220-00-189-6561