RE: *Servo Operated Choke With DX7*
Zippi - I setup my Extra last night, choke on Ch 5 (Gear). Set end points just like normal. Works fine. No issues. You'll be using AUX 2 for the other Elevator (if you have 2 elevator servos), and AUX1 is the "other" Aileron, if you are using two aileron servos.