 |
| |||
| in-band signalling | |||
| передача сигналов в полосе частот: 11 phrases in 6 subjects |
| Communications | 1 |
| Electronics | 4 |
| Military | 1 |
| Technology | 2 |
| Telecommunications | 2 |
| Television | 1 |
|
| |||
| in-band signalling | |||
| передача сигналов в полосе частот: 11 phrases in 6 subjects |
| Communications | 1 |
| Electronics | 4 |
| Military | 1 |
| Technology | 2 |
| Telecommunications | 2 |
| Television | 1 |