nick maxwell is flying env with tp 65c lipos and the new scorpion 4525-52
absolut bog free flight and in winter climate where batteries not warm up like they should to get full power

http://www.youtube.com/watch?v=Gn9cXrFSab8&feature=player_embedded

So this is the new Rave ENV from Curtis Youngblood... wonder what the headspeed is !

hard to say but  it sounds like 1800-1900 and loads of pitch

Seems higher, to get those kind of tic-tocs !