Ok, fully understand. Do the radios have that setting? Nice. I'm looking forward for a Futaba 7CH or the 9C but i can't really choose. I'm in the heli world too and i can't really know right now, so i must got some knowledge for everything. I think i'm full of heli knowledge, car no doubt and know, that's why i came here...KNOWLEDGE I must learnd ALL the basics and then go advanced