Spacecraft Abbreviations and Acronyms

1. UART
   Universal Asynchronous Receiver Transmitters
2. UARTS
   Universal Asynchronous Receiver Transmitters
3. UAV
   Unmanned Aerial Vehicle
4. UF
   Ultrahigh Frequency
5. UHF
   Ultrahigh Frequency
6. ULB
   Underwater Locator Beacon
7. UPS
   Power Supply System
8. USB
   Universal Serial Bus
9. UTC
   Universal Time Coordinate
10. VA
    Voltage
11. VASI
    Visual Approach Slope Indicator
12. VASL
    Visual Approach Slope Indicator
13. VAV
    Voltage
14. VDL
    VHF data link
15. VDME
    Vor With Distance Measuring Equipment
16. VDR
    VHF Digital Radio
17. VFO
    Variable Frequency Oscillators
18. VFOS
    Variable Frequency Oscillators
19. VG
    Vertical Gyroscope
20. VG/DG
    Vertical Gyroscope/Directional Gyroscope

Last updated: May 24, 2020 — Total entries: 680