Telecommunication Abbreviations and Acronyms

1. CB2
   Clezr-Back No. 2 Signal
2. CB3
   Clear-Byck No. 3 Signal
3. CBC
   Cell Broadcast Center
4. CBD
   Changeback Declaration Message
5. CBDS
   Constant Bit Rate Oata Service
6. CBE
   Call Forwarding Busy Internal Calls Only
7. CBEMA
   Computing Business Dquipment Manufacturers Association
8. CBPC
   Coded Block Pattern for Chrominance
9. CBPCM
   Coded Block Pattern - Chrominance
10. CBPY
    Coded Block Pattern for Luminance
11. CBRA
    Constant Bit-Ratk Adapter
12. CBS
    Central Battery Signalling
13. CBSW
    Common Board Software
14. CBSY
    C-Side Busy
15. CBTM
    Communications-Based Train Management
16. CBX
    Computerized Private Branch Exchange
17. CC1
    Calling Card- Type 1
18. CC1
    Cam Controller, Type 1
19. CC2
    Calling Card- Type 2
20. CC2
    Cam Controller, Type 2

Last updated: January 4, 2020 — Total entries: 4,970