Federal Aviation Administration Abbreviations and Acronyms

1. RTCA
   Radio Technical Commission for Aeronautics
2. RTCFF
   Real Time Control
3. RTCM
   Radio Technical Commission for Maritime Service
4. RTG
   Real Time Gipsy
5. RTN
   Return
6. RTOD
   Real Time Orbit Determination
7. RTRN
   Return
8. RTS
   Remote Tracking System
9. RTX
   Retransmission Message
10. RUC
    Rapid Update Cycle
11. RVR
    Runway Visual Range
12. RW
    Runway
13. RWP
    Real-Time Weather Processor
14. RWY
    Runway
15. RX
    Receiver
16. RY
    Runway
17. SA
    Selective Availability
18. SA
    Safety Assurance
19. SAC
    Sensitive Application Certification
20. SAD
    System Allocation Document

Last updated: September 10, 2020 — Total entries: 2,563