This item must be calibrated per ship instruction, goes on torsion meter
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 5960-01-074-1302
NSN 5905-01-146-5511
NSN 5996-01-076-2938
NSN 6645-00-392-8728
NSN 6645-01-392-9615
NSN 5915-01-369-6967
NSN 5930-00-276-9289
NSN 6145-01-603-9302
NSN 5945-01-292-5858
NSN 6620-00-957-4239
NSN 5999-01-645-3762
NSN 6320-01-089-9086