 |
| |||
| A transmission of information relating to air navigation that is not addressed to a specific station or stations | |||
| broadcasting: 6 phrases in 3 subjects |
| Abbreviation | 3 |
| Aviation | 2 |
| Technology | 1 |
|
| |||
| A transmission of information relating to air navigation that is not addressed to a specific station or stations | |||
| broadcasting: 6 phrases in 3 subjects |
| Abbreviation | 3 |
| Aviation | 2 |
| Technology | 1 |