speech-frequency
| range
| speech frequency abbr. | |
| phys. | Tonfrequenz |
| tech. | Sprechfrequenz |
| range abbr. | |
| gen. | Auswahl; Bereich; Entfernung; Herd; Operationsradius; Raum |
| auto. | Reichweite |
| |||
| Tonfrequenz f | |||
| Sprechfrequenz f | |||
| Hörfrequenz f; Sprachfrequenz f | |||
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speech-frequency : 7 phrases in 4 subjects |
| Communications | 1 |
| Electronics | 1 |
| Physics | 2 |
| Technology | 3 |