AIM 

4/20/23 

6

−

2

−

16 

Emergency Services Available to Pilots 

FIG 6

−

2

−

17 

Message received and NOT understood (Aircraft) 

Message received and NOT understood by aircraft: 

Day or moonlight - Making a complete right-hand circle 

Night-Red flashes from signal lamp. 

Message received and NOT understood by aircraft: 

Day or moonlight - Making a complete right-hand circle 

Night-Red flashes from signal lamp.