ATPL: The pencil shaped beam of an airborne weather radar is used in preference to the mapping mode for the determination of ground features:
Domanda 186, Radio Navigation - ATPL - Airline Transport Pilot license
| Beyond 50 to 60 NM because more power can be concentrated in the narrower beam |
| When approaching coast-lines in polar regions |
| Beyond 150 NM because the wider beam gives better definition |
| 1030 MHz 1030 MHz |
