| Paragraph | Page | |
|---|---|---|
| 1. | SCOPE | 1 |
| 1.1 | PURPOSE | 1 |
| 1.2 | APPLICATION. | 1 |
| 1.3 | LIMITATIONS | 1 |
| 2. | TAILORING GUIDANCE | 2 |
| 2.1 | SELECTING THE VIBRO-ACOUSTIC/TEMPERATURE METHOD | 2 |
| 2.1.1 | EFFECTS OF THE VIBRO-ACOUSTIC/TEMPERATURE ENVIRONMENT | 2 |
| 2.1.1.1 | RELATIVE IMPORTANCE OF ENVIRONMENTAL STRESSES.. | 2 |
| 2.1.1.2 | OTHER ENVIRONMENTAL STRESSES. | 2 |
| 2.1.1.3 | OPERATION | 2 |
| 2.1.1.4 | TEMPERATURE. | 3 |
| 2.1.1.5 | VIBRATION | 4 |
| 2.1.1.6 | MOISTURE | 5 |
| 2.1.1.7 | SHOCK | 5 |
| 2.1.1.8 | ALTITUDE. | 5 |
| 2.1.1.9 | OTHER ENVIRONMENTS | 5 |
| 2.1.2 | SEQUENCE AMONG OTHER METHODS. | 5 |
| 2.2 | SELECTING A PROCEDURE | 5 |
| 2.3 | DETERMINATION OF TEST LEVELS AND CONDITIONS | 5 |
| 2.4 | TEST ITEM CONFIGURATION.. | 6 |
| 3. | INFORMATION REQUIRED. | 6 |
| 3.1 | PRETEST | 6 |
| 3.2 | DURING TEST | 7 |
| 3.3 | POST-TEST | 7 |
| 4. | TEST PROCESS | 8 |
| 4.1 | TEST FACILITY | 8 |
| 4.1.1 | GENERAL | 8 |
| 4.1.2 | ACOUSTIC CHAMBER | 8 |
| 4.1.2.1 | ACOUSTIC CHAMBER AND ACOUSTIC SOURCE. | 8 |
| 4.1.2.2 | VIBRATION EQUIPMENT | 8 |
| 4.1.3 | TEMPERATURE EQUIPMENT | 8 |
| 4.1.4 | ELECTRICAL STRESS. | 9 |
| 4.2 | INSTRUMENTATION. | 9 |
| 4.3 | CONTROLS.. | 10 |
| 4.3.1 | TEST INTERRUPTION. | 10 |
| 4.3.2 | INTERRUPTION DUE TO TEST FACILITY MALFUNCTION | 10 |
| 4.3.3 | INTERRUPTION DUE TO TEST ITEM OPERATION FAILURE | 11 |
| 4.3.4 | FUNCTIONAL MONITORING | 11 |
| 4.3.5 | VIBRATION MONITORING AND CONTROL | 11 |
| 4.3.6 | TEMPERATURE MONITORING AND CONTROL | 12 |
Loading…