Hello to all ,

i have Jet legend F15 and Jr 9303 radio ( Not 2.4 ghz)
i used hitec Hs 5955TG for elevators, 5125Mg for rudders, HS5245 for ailerons, HS 5625 for flaps. İ have powerbox 40/24.
And motor is Jetcat P120. But i am new to jets and to radio. Can you help me about JR9303 for use at JL F15. How will i mix radio channels, what is expo value,how will i find cg? how will i use 3 mode of swtich ( landing, fly, takeoff) . And i dont know how will i make 3 mode switch?
please help me about programming 9303 to my F15.

Thank you .
Dr. Turker Gumus