Hi all. Ive been flying electric rc for a year now and Im just getting into rc heli s I bought a bladecx and caught on to it within a few flights so im thinking about going with the bladeCP but I dont know a lot about helis . Such as exactally what does collective pitch mean. And is there a good site or forum where i can learn some more on heli s . Thanks for all the help Im sure to get on this topic.