How do i use magnetic deviation while setting my doppler radio?

[Ralphk]

i dunno how this works...:helpsmilie::pilotfly:

[firmek]

Simply, from F-10 map ruler heading substract 6 to calculate value entered into the doppler system. Campaign brifings already have headings corrected by declination.

[Laivynas]

It's described in one of missions .