| AANO | starší nórsky politik a misionár |
|---|---|
| ADD | Algebraic Decision Diagram |
| ADD | Army Digital Division |
| ADE | Assistant Division Engineer |
| AEC | Atomic Energy Commision (skr.) |
| AP | Audio Precision (skr.) |
| ATA | Artists Television Access |
| ATS | americká televízna spoločnosť, American Television Society (skr.) |
| ATV | Advanced Tele-Vision (skr.) |
| ATV | Advanced Television (skr.) |