 |
| |||
| sequential single frequency code system | |||
|
1-frekvens-sekventielt selektivt kaldesystem : 2 phrases, 1 sujets |
| Communications | 2 |
|
| |||
| sequential single frequency code system | |||
|
1-frekvens-sekventielt selektivt kaldesystem : 2 phrases, 1 sujets |
| Communications | 2 |