 |
| |||
| note magnification | |||
| audio amplification | |||
| note amplification | |||
| |||
| audio amplification | |||
| audio gain | |||
| усиление звуковой частоты: 9 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Communications | 1 |
| Household appliances | 1 |
| Makarov | 1 |
| Mass media | 3 |
| Technology | 2 |
|
| |||
| note magnification | |||
| audio amplification | |||
| note amplification | |||
| |||
| audio amplification | |||
| audio gain | |||
| усиление звуковой частоты: 9 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Communications | 1 |
| Household appliances | 1 |
| Makarov | 1 |
| Mass media | 3 |
| Technology | 2 |