Crystal controlled oscillator
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 5950-01-025-9243
NSN 5855-01-023-3727
NSN 5990-00-460-9394
NSN 4140-01-158-1401
NSN 6650-01-364-0299
NSN 5855-01-188-4049
NSN 5950-01-242-5105
NSN 5855-00-228-8446
NSN 5925-01-215-1386
NSN 5965-01-364-7275
NSN 6220-01-411-6542
NSN 5960-00-508-1913