Portable
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 5996-01-604-8629
NSN 5998-00-633-5169
NSN 5925-00-916-0367
NSN 5985-00-539-7067
NSN 6240-00-347-7118
NSN 5855-00-688-9954
NSN 6220-01-592-6113
NSN 6220-00-285-8104
NSN 5950-00-828-8346
NSN 5905-01-089-8440
NSN 6220-00-141-0268
NSN 6105-01-052-6883