| |||
| señal codificada | |||
|
signal code : 15 phrases in 4 subjects |
| Communications | 7 |
| Electronics | 4 |
| Information technology | 3 |
| Telegraphy | 1 |
| |||
| señal codificada | |||
|
signal code : 15 phrases in 4 subjects |
| Communications | 7 |
| Electronics | 4 |
| Information technology | 3 |
| Telegraphy | 1 |