6625-14-552-5185

Frequency Standard

6625145525185 145525185

Cancelled - Replaced by NSN 6625-12-371-6607

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. View more Frequency Standard