Okay. Now this is what I've got.

DMD 1 to Rx Aileron
DMD 2 to Rx Throttle
DMD 3 to Rx Elev
DMD 4 to Rx Rudder

Mix 1

Gear > Elev Act

Rate D - 125% U 0%

SW Mix

Fires Machine Gun


Mix 2

Gear > Elev Act

Rate D - 0% U -125%

SW Flap

Fires Main Gun

Now I have to figure out how to drive and turn the tank with the right stick.

Not sure I can do it, but now I'm getting somewhere.

I feel like I'm talking to myself, maybe I am, I think I'm going crazy!