bikinidan The 1.5mm port. Make sure that you use the correct DSM satellite connection cord. All the other sockets are 1.25mm and use a different wiring order.

bikinidan ALL single engined planes have a small angle to the right and down set up in the motor mount. It is to compensate for the motor torque and to stop the plane climbing badly as you increase the throttle above cruising speed. Leave it alone!

bikinidan Nope!

bikinidan Nope!

bikinidan The CC2500 module version can ONLY be used with the Futaba S-FHSS protocol. If you want to use things like Futaba FASST etc then you will need an external module.

bikinidan Supplied as Mode 2 but you can easily swap to Mode 1.

bikinidan The Firefox helicopter does NOT use the V761 protocol to the best of my knowledge and the protocol it DOES use is only supported by the full 4-in-1 module.

bikinidan You purchased the wrong version for the uses that you require. You should have bought the ELRS version plus a 4-in-1 module for the back OR a Jumper T-lite V2 with the full Internal 4-in-1 module.