Mfg name pulse/cw frequency counter; opt022 is rack mount kit without handles
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 6150-01-340-0802
NSN 6150-00-761-8705
NSN 5999-01-289-5257
NSN 5975-00-111-1226
NSN 5855-01-100-3272
NSN 6620-01-157-9267
NSN 5905-01-478-2881
NSN 6220-00-231-9429
NSN 5996-01-149-5506
NSN 6110-01-168-8247
NSN 5999-00-153-4175
NSN 5999-01-433-2271