Part Number
Part Number:
NSN:
NIIN:
Item Name:
FREQUENCY STANDARD
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 56219 | SYMMETRICOM INC. |
Federal Supply Class
Title
ELECTRICAL AND ELECTRONIC PROPER
Inclusions:
INCLUDES TEST LEADS AND TEST LEAD ATTACHMENTS; TEST INSTRUMENTS DESIGNED FOR COMMUNICATION EQUIPMENT; TEST INSTRUMENTS DESIGNED FOR USE WITH ELECTRONIC EQUIPMENT CLASSIFIED IN TWO OR MORE FSC GROUPS.
Exclusions:
EXCLUDES RADIAC EQUIPMENT
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| FEAT | SPECIAL FEATURES | THIS MILITARIZED PRIMARY CESIUM BEAM FREQUENCY AND TIME STANDARD IS DESIGNED TO MEET THE VERY STRINGENT REQUIREMENTS OF MILITARY APPS; MICROPROCESSOR CONTROL, MODULAR CONSTRUCTION AND OPTIONAL RADIATION HARDENED DESIGN; INCLUDES VISUAL TIME OF DAY DISPLAY AND A SERIAL TIME CODE OUTPUT; SLIDE MOUNT |
| ABFY | OVERALL DEPTH | 21.265 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | MILSTAR |
| ABKW | OVERALL HEIGHT | 5.320 INCHES NOMINAL |
| APQB | UNIT TYPE | STANDARD |
| RTSE | RELATIONSHIP TO SIMILAR EQUIPMENT | SIMILAR TO FTS4160C (COMMERCIAL VERSION) NSN 6625-01-342-3798 |
| ACYN | AC VOLTAGE RATING | 115.0 VOLTS NOMINAL |
| ABMK | OVERALL WIDTH | 19.040 INCHES NOMINAL |