Keywords: Radio Fix on 1 Station.svg A diagram showing how a radio station blue can be used to find a Line of Position LOP of an aircraft Key is below self-made Inkscape 0 45 12/01/2008 Inductiveload TN True North - TH True Heading - TB/QUJ True Bearing To Station QUJ in Q-code - RB Relative Bearing To Station - QTE True Bearing From Station Q-code - LOP Line of Position Radio navigation |