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| Grundfrequenz f; Hauptfrequenz f | |||
| Mutterfrequenz f | |||
| Basisfrequenz f | |||
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| Formanten m (звука); Formanten m (звуко) | |||
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основная частота : 31 phrases in 10 subjects |
| Aviation | 1 |
| Communications | 2 |
| Electronics | 6 |
| Medical appliances | 1 |
| Military | 1 |
| Quantum electronics | 7 |
| Radio | 6 |
| Shipbuilding | 1 |
| Technology | 3 |
| Textile industry | 3 |
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