Monday, August 4, 2014

Walkera V120D03 RC Helicopter

Flybarless Palm Size Helicopter, Let's Go Outdoor!
This year every RC hobbyist are talking about Flybarless Helicopter. Now Walkera has developed the Smallest Flybarless CP Helicopter in theWorld - the Walkera V120D03. It is a Palm Size Helicopter, with Collective PitchFlybarless Rotor Head and a 10000KV brushless motor, it can resist light breeze in outdoor condition, so you can fly in beautifully in the backyardor in the park! It also has everything you find on a big helicopter, likethree CCPM servos, Brushless Motor and ESC, a 2.4Ghz All-in-OneReceiver, a Gyro (3-Axis) and a Motor Driven Tail Rotor, the only difference is the V120D03 is even better, because it has a 3-Axis Gyrowhich other RC Helicopters usually don't have.You may ask "WhyFlybarless is good?". Please allow me to explain.
Difference between V120D02, V120D03
Comes to the V120 Series, there are Two models with Collective PitchRotor Head, the V120D02 and V120D03. The only difference isV120D02 uses a rudder servo to adjust tail pitch to change heading,V120D03 uses a tail motor to change heading. Normally, rudder servogives a more precise control, but setting up is quite difficult for beginners.So factory made the Tail Motor version, this is much easier to setup for everyone and performance is also very well.What is 3-Axis Gyro?3-Axis Gyro means it can sense X, Y and Z axis moments, that means body leaning forward / backward, body rolling left / right, tail driftingCW / CWW, it will constantly monitoring any off-balance in alldirections, then it will give signals to all CCPM servos and Rudder servoto balance the helicopter, it works constantly and unless you have thehelicopter drifts to much, you will not even notice the system exists, please take a look at the following picture.
What is a Flybar?
The flybar is a short, thin metal rod placed on top of the helicopter. It is part of the rotor head’s structure, usually attached with a paddle on bothends. The flybar is a stabilizer. The heavier the paddle and longer theflybar, the more stable the heli. However, you can compensate by usingthe high-tech 3-Axis Gyro. The onboard Super Controller makes theV120D02 fly so well that it performs just like an ordinary rotor headhelicopter.
Why Make it “Flybarless?”
Flybarless means less moving parts. That saves energy and allows you tofly 20 to 30 percent longer. Also, less parts mean less repairing.Flybarless is the future of Walkera RC helicopters! The design of flybarless balance characterizes low power loss and great efficiency improvement.3 AXIS gyro, Aileronless balance control systemand amend the stable flight gesture automatically.Mature low voltagedriven systerm presents green, environmental friendly and safetyconcept.Low voltage and high torque brushless motor can provides strongand durable power.Mini size helicopters for indoor. It offers 8-9 minutesflight time after full charged.
If you like it too,go rctophobby ,I believe it won't dissapoint you.

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