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 5905-01-528-0110
NSN 5998-00-926-3730
NSN 6610-01-013-8922
NSN 6650-01-557-4143
NSN 5960-01-507-9112
NSN 6240-00-880-8700
NSN 6135-00-906-0984
NSN 5996-01-380-8266
NSN 6320-00-242-3300
NSN 5960-01-514-5433
NSN 2925-00-640-8611
NSN 5855-01-656-6808