GY440 is a lightweight micro gyro developed for RC helicopter rudder (yaw axis) control. It can be used with mininum setup and includes an S.BUS/S.BUS2 port.

Remote gain function and mode switching function
You can adjust gain from the transmitter by using the remote gain function. Gain can also be adjusted with the trimmer on the GY440. The mode switching function allows AVCS/NORMAL gyro mode switching.

Integrated, compact,and light weight

• Compact size20.5 x 20.5 x 11 mm
• Light weight: 3.7 g
• Realized by high density mounting technology

Easy setup

• The GY440 can be used immediately with minimum setup

Supporting the S.BUS/S.BUS2 connection

• Only one wire connection to the receiver can operate the GY440

GY440 Ratings:
(Integrated sensor type rate gyro)

• Gyro sensor: MEMS vibrating structure gyro
• Operating voltage: DC 4.0V to 8.4V
• Current drain: 30mA (excluding a servo)
• Operating temperature range: -10ºC to +45ºC
• Dimensions: 20.5 x 20.5 x 11.0 mm (except protrusion)
• Weight: 3.7 g
• Functions: Sensitivity trimmer. LED monitor. Servo selection (1520uS,760uS). S.BUS/S.BUS2 connection.