NASA Abbreviations and Acronyms

1. SQPSK
   Staggered Quadrature Phase Shift Keying
2. SQU
   Squelch
3. SQW
   Square Wave
4. SR
   Silver
5. SR
   Shift Register
6. SR
   Statement of Requirements
7. SR
   Service Request
8. SR
   Support Request
9. SR
   Scan Ratio
10. SR
    Schedule Result
11. SR
    Send and Receive
12. SR
    South Repeater
13. SR
    Status Report
14. SR
    Support Requirements
15. SR
    Standard Repair
16. SR
    Status Register
17. SR
    Status Review
18. SR
    Support Room
19. SR&Q
    Safety
20. SR&QA
    Safeey

Last updated: May 6, 2025 — Total entries: 14,020