 |
| |||
| signal vocal | |||
| |||
| signal téléphonique; signal audiofréquence | |||
|
voice-frequency signal : 1 Phrase in 1 Thematik |
| Elektronik | 1 |
|
| |||
| signal vocal | |||
| |||
| signal téléphonique; signal audiofréquence | |||
|
voice-frequency signal : 1 Phrase in 1 Thematik |
| Elektronik | 1 |