| Acronym | Meaning |
 | EDS | Electrical Distribution System |
| SPS | Statement Of Prior Submission |
| COD | Center Operations Directorate (JSC) |
| W/ | With |
| FRC | Flight Research Center |
| DFS | Directional Finding System |
| VRL | Vertical Reference Line |
| SAAMA | San Antonio Air Material Area |
| SEB | Source Evaluation Board |
| CWEA | Caution And Warning Electronic Assembly |
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