ATPL: An aircraft in distress shall send the following signal by radiotelephony:
Domanda 103, VFR Communications - ATPL - Airline Transport Pilot license
| PAN PAN, PAN PAN, PAN PAN |
| DETRESFA, DETRESFA, DETRESFA |
| URGENCY, URGENCY, URGENCY |
| MAYDAY, MAYDAY, MAYDAY |
