National Item Identification Number
01-385-1779
013851779
6625-01-385-1779
6625013851779
National Stock Number
Item Name
FREQUENCY STANDARD
Federal Supply Class
6625
Description
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.
Commercial and Government Entity Code (Supplier Data)
95105
Reference Numbers (Part Numbers)
643-6972-003
Required Categories
FREQUENCY RANGE RATING
INDIVIDUAL PLUG-IN UNIT FREQUENCY
AC VOLTAGE RATING
DC
Required Description
0.000 TO 5.000 MEGAHERTZ
NOT RATED
NOT RATED
22.5 VOLTS MINIMUM AND
32.0 VOL