 |
| amplitude-modulated: 75 phrases in 17 subjects |
| Astronautics | 2 |
| Automated equipment | 3 |
| Electrical engineering | 4 |
| Electronics | 10 |
| General | 1 |
| Geophysics | 1 |
| Household appliances | 1 |
| Makarov | 10 |
| Mass media | 4 |
| Mathematics | 3 |
| Military | 6 |
| Music | 1 |
| Oil / petroleum | 1 |
| Physics | 3 |
| Quantum electronics | 1 |
| Technology | 15 |
| Telecommunications | 9 |