 |
| приёмник DTMF-сигналов: 240 phrases in 26 subjects |
| Astronautics | 8 |
| Automated equipment | 1 |
| Aviation | 3 |
| Cartography | 4 |
| Communications | 7 |
| Electrical engineering | 1 |
| Electronics | 25 |
| Gyroscopes | 1 |
| Household appliances | 3 |
| Information security and data protection | 2 |
| Information technology | 1 |
| Makarov | 4 |
| Mass media | 85 |
| Military | 13 |
| Missiles | 2 |
| Nautical | 1 |
| Navigation | 2 |
| Oil / petroleum | 1 |
| Radio | 3 |
| Radiolocation | 4 |
| Security systems | 5 |
| Shipbuilding | 1 |
| Technology | 38 |
| Telecommunications | 23 |
| Television | 1 |
| Transport | 1 |