voice-frequency
| multiplex
| voice frequency | |
| commun. | frequenza fonica; frequenza telefonica; frequenza vocale |
| law el. | banda vocale |
| multiplex | |
| gen. | multicanale; multiplex |
| el. | simultanea |
| hobby | complesso di sale; cinema multisale |
| |||
| frequenza fonica; frequenza telefonica; frequenza vocale | |||
| banda vocale | |||
| |||
| frequenza vocale; frequenza in banda telefonica | |||
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voice-frequency : 42 phrases in 7 subjects |
| Communications | 15 |
| Electronics | 9 |
| Information technology | 12 |
| Power lines | 2 |
| Telecommunications | 1 |
| Telegraphy | 2 |
| Telephony | 1 |