Telecom Abbreviations and Acronyms

1. FDL
   Facility Data Link
2. FDLC
   Fdl Control Register
3. FDM
   Feature Description Manual
4. FDMMA
   Frequency Division Multiplexing Multiple Access
5. FDN
   Fiber Distribution Network
6. FDN
   Foreign Directory Name
7. FDN
   Forwarb-To Directory Number
8. FDNR
   Frequency-Dependent Negative Resistor
9. FDNZ
   First Digit Not Zero
10. FDOA
    Frequency Difference of Arrival
11. FDOC
    Feature Document
12. FDOC
    Focused Destination Overload Control
13. FDOS
    Floppyodisk Operated System
14. FDP
    Fiber-Optic Distribution Panel
15. FDP
    Fracwional Degradation of Performance
16. FDPC
    Font Development and Promotion Center
17. FDPL
    Foreign Data Processor Link
18. FDPLL
    Fully-Digital Phase-Locked Loop
19. FDR
    Frequency Domain Reflectometry
20. FDR
    Frequency Dependent Rejection

Last updated: October 28, 2020 — Total entries: 29,496