New Futaba GY401 Heading Hold AVCS S706 Gyro for Trex 250 450 500

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Futaba GY401 Heading Hold AVCS Gyro for Trex 250 450 500 and 700 Brand New in Box (Incredibly .. Fast .. ..! Sharp ...!! Accurate .. !!..Easy Setup..!.. THIS's The BEST .. !) This is a Futaba GY401 Gyro w/SMM Technology! use of a new extremely small drift SMM(Silicon Micro Machine) gyro sensor virtually eliminates rudder trim changes during flight. Since rudder trim changes caused by changes in tail reaction, torque changes due to wind and other meteorological changes and main rotor rotation variations are automatically cancelled, tail (rudder) operation is very easy, making it perfect for beginners. It's a ground-breaking Futaba innovation, resulting in a line of helicopter gyros like nothing you've ever seen. The new GY series feature several high-tech advantages over conventional piezo engineering that make R/C helicopter flying even more stable and reliable. Manufacturer Description: This is the Futaba GY401 Gyro. This is a high performance, compact and lightweight (AVCS) Angular Vector Control System gyro developed for model helicopters. Because the sensor and control circuit are integrated, it is simple to install. FEATURES: AVCS System: Sine the rudder trim changes (caused by wind and other meteorological changes) the front, rear, and other heli attitudes change and are automatically canceled; tail (rudder) operation read more