Frequency range 300.0 kilohertz to 13.5 gigahertz
An item that can generate a fundamental frequency with a high degree of accuracy. Harmonics of this fundamental are then used as a reference point for checking throughout the radio spectrum. The standard may be stable crystal oscillator, noncrystal oscillator, tuning fork, atomic beam, molecular beam, gas cell, quantum mechanical resonator, or the like.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5960-01-475-7428
NSN 5950-01-362-5196
NSN 6105-01-555-7388
NSN 6220-01-401-5337
NSN 6105-01-167-7944
NSN 4140-00-995-3268
NSN 5910-00-908-3061
NSN 5996-01-227-4496
NSN 5905-01-274-5165
NSN 6110-00-323-0289
NSN 6135-00-179-8305
NSN 5999-01-472-2123