Review: ThinkGeek Dark Blade 3-Channel Helicopter - RC Groups
A review of the Dark Blade 3-Channel Helicopter from ThinkGeek has been posted over at RCGroups.com. 'The Dark Blade is a coaxial helicopter with one pair of main blades turning one direction and the other set of main blades turning in the opposite direction. This is a very stable method of flying, and no tail rotor is needed to stabilize the helicopter. The downward facing rear rotor blade is not used to stabilize the copter but rather to bank it so it can go forward or backward. Turning to either side is done by slowing one of the main set of blades just slightly. The left stick on the transmitter is the throttle control for the helicopter. Move it up, and the main rotors on the helicopter accelerate, and it lifts off. Move the stick to the left or the right, and the helicopter pivots in place to either direction in response to the transmitter's signal.'
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