Opti-ranging
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 5925-01-478-3541
NSN 5985-00-905-2633
NSN 6650-01-127-9518
NSN 5915-00-402-0061
NSN 5950-01-270-9068
NSN 5975-00-269-8391
NSN 5920-01-350-3163
NSN 6150-01-394-4755
NSN 4140-00-155-8012
NSN 6105-01-235-7448
NSN 5990-00-678-6006
NSN 6145-01-460-8136