 |
tonfrequente
| Tastwahl
| tonfrequent | |
| commun. | voice-frequency |
| Tastwahl | |
| gen. | push-button dialling; tone dialing; touch call; touch-tone |
| tech. | push-button dialing; pushbutton dialing |
| |||
| voice-frequency | |||
| audio-frequent | |||
| tonfrequente: 4 phrases in 3 subjects |
| Measuring instruments | 1 |
| Technology | 1 |
| Telecommunications | 2 |