The VDF range depends on...
Domanda 106, Navigation - PPL(A) English - Private Pilot License (Aircraft)
| The aircraft's speed. |
| The condition of the ionosphere. |
| The range of the ground / surface wave. |
| The aircraft's altitude. |
| The aircraft's speed. |
| The condition of the ionosphere. |
| The range of the ground / surface wave. |
| The aircraft's altitude. |
