Y520 yaw-axis stabilizer is an accessory for model helicopters that can help the helicopter maintain a stable balance.
The document serves as an instruction manual for the Futaba GY520, a rate gyro designed specifically for use with model helicopters. It covers essential safety precautions, including initialization procedures and flight checks, to ensure safe operation.
The guide details the mechanical preparation and installation process, explaining how to connect the device to the receiver and install the tail rotor servo. It also provides comprehensive instructions on programming the unit, setting gain values for different flight conditions (Normal and AVCS modes), and performing adjustments during test flights.
| Dimensions (Width x Length x Height) | 0.79in x 0.79in x 0.39in [20mm x 20mm x 10mm] |
|---|---|
| Operating Voltage | 3.8V to 6.0V DC (Gyro only) |
| Current Drain | 40mA (Gyro only) |
| Selectable Servo Frame Rate | 70Hz, 280Hz and 560Hz |
| Operating Temperature | 14°F to 113°F |
| Angular Velocity Range | +800 Degrees Per Second |
The GY520 requires 5-10 seconds to initialize when power is turned on.
The device supports user-selectable F3C or 3D flight modes.
It uses a MEMS vibrating structure gyro.