 |
| signal station: 49 phrases in 14 subjects |
| Banking | 1 |
| Cartography | 3 |
| Communications | 1 |
| General | 1 |
| Geophysics | 1 |
| Military | 7 |
| Nautical | 10 |
| Navigation | 3 |
| Oceanography & oceanology | 1 |
| Programming | 1 |
| Rail transport | 3 |
| Shipbuilding | 1 |
| Technology | 14 |
| Telecommunications | 2 |