 |
| |||
| signal stéréophonique gauche | |||
| señal A: 62 phrases in 10 subjects |
| Communications | 16 |
| Electronics | 18 |
| Information technology | 3 |
| Natural sciences | 1 |
| Power lines | 3 |
| Power system protection | 1 |
| Rail transport | 3 |
| Telecommunications | 1 |
| Telegraphy | 1 |
| Transport | 15 |
|
| |||
| signal stéréophonique gauche | |||
| señal A: 62 phrases in 10 subjects |
| Communications | 16 |
| Electronics | 18 |
| Information technology | 3 |
| Natural sciences | 1 |
| Power lines | 3 |
| Power system protection | 1 |
| Rail transport | 3 |
| Telecommunications | 1 |
| Telegraphy | 1 |
| Transport | 15 |