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 |
|---|---|
| 3ENZ4 | PRECISE TIME & FREQUENCY 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 |
|---|---|---|
| ABMK | OVERALL WIDTH | 12.000 INCHES NOMINAL |
| ANLC | FREQUENCY BAND QUANTITY | 1 |
| AXGY | MOUNTING METHOD | RACK |
| FEAT | SPECIAL FEATURES | OUTPUT LEVEL AT 10.0MHZ IS .5VRMS INTO 50 OHMS, OUTPUT LEVEL AT 1PPS IS 5VOLTS CMOS WITH 960 OHMS SOURCE IMPEDANCE, STABILITY SHORT TERM 1S 3E-11; 10S 1E-11; 100S 3E-12, AGING LESS THAN 5E-11 PER MONTH; LESS THAN 5E-10 PER YEAR, PHASE NOISE 1HZ BANDWIDTH OFFSET FROM CARRIER 10HZ EQUALS -90DBC; 100HZ EQUALS -128DBC, SPURIOUS EQUALS -60DBC AT 100KHZ BANDWIDTH,MULTIPLE RF OUTPUTS 1,5,10 MPZ |
| ANLE | INDIVIDUAL CHANNEL FREQUENCY | 10.0 MEGAHERTZ NOMINAL |
| ABKW | OVERALL HEIGHT | 1.750 INCHES NOMINAL |
| ACYN | AC VOLTAGE RATING | 120.0 VOLTS MINIMUM AND 230.0 VOLTS MAXIMUM |
| ABHP | OVERALL LENGTH | 19.000 INCHES NOMINAL |
| ANLD | FREQUENCY CHANNEL QUANTITY | 1 |