Telecom Abbreviations and Acronyms

1. 911
   Emergency Services Phone Number
2. A-key
   Authentication Key
3. AARQ
   A-Associate Request
4. AATSR
   Advanced Along-Track Scanning Radiometer
5. ACVS
   Ameritech Customized Video Service
6. ADM 3X
   DS3 Add-Drop Multiplex
7. ADPC
   Automatic Data Processing Center
8. ADSRF
   Additional Device Savings Recovery Fee
9. ADTS-E
   Ameritech Digital Transport Service - Enhanced
10. AFSK
    Audio Frequency Shift Keying
11. AIS-L
    Alarm Indication Signal - Line
12. AIS-P
    Alarm Indication Signal - Path
13. AIS-V
    Alarm Indication Signal - Virtual
14. AMTFT
    Active Matrix Thin Film Transistor
15. ANSI-41
    ANSI standard for mobile management
16. ARSR
    Air Route Surveillance Radar
17. AS56
    Access System Centum 56 series
18. ATTRA
    Appropriate Technology Transfer for Rural Areas
19. AuBW
    AutoBot Walkthrough
20. B-CPE
    Broadband Customer Premises Equipment

Last updated: October 28, 2020 — Total entries: 29,509