 |
| |||
| Lautsprecheranlage f; Beschallungsanlage f; Lautsystem n; Tonanlage f | |||
| Akustiksystem n | |||
| ELA-Anlage m; elektroakustische Anlage | |||
| sound system: 28 phrases in 10 subjects |
| Communications | 5 |
| Construction | 2 |
| Earth sciences | 1 |
| Electronics | 4 |
| Finances | 1 |
| General | 2 |
| Industry | 1 |
| Optics branch of physics | 3 |
| Technology | 7 |
| Telecommunications | 2 |