RadioLink GY100 AVCS Digital Gyro Lock Head GY100 (MEMS) for Trex 700 600 550 500 450 250 Helicopter
The GY100 is a high performance compact lightweight AVCS (Angular Vector Control System) gyro developed for model helicopters. Because the sensor and control circuit are integrated it is simple to install. Futaba S9257 high-speed digital servo for gyro use is recommended.