GPS RTK Alpha 4i | Leading professional RTK into ultra small era

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With the latest system framework, and the latest generation positioning engine SoC, Alpha 4i surpasses design limitations, and successfully reduces 50% of the burden for global surveyors. With excellent performance and extremely small size.

90° Inertial Navigation
Fast IMU initialization, supports tilt measurement with 2CM accuracy when the tilt angle is 60°. The IMU can still work at a tilt angle of 90° or even 120°

Specifications GPS RTK Alpha 4i | Leading professional RTK into ultra small era :

• Channels 1,408
• Frequency 410-470 Mhz
• 18 Hours network mode
• 15 Hours radio reception
• 8 Hours radio transmission
• LED Indicator: datalink, satellite, bluetooth, battery light
• Battery capacity 5000 mAh, can operate up to 3 working days.
• Only 3 hours the battery can be fully charged
• Water/dust proof IP67
• Weight 380g

Package Includes :

• 1 Base Unit
• 1 Rover Unit
• 1 Controller Unit
• 1 Aluminum Tripod Unit
• 1 Pole Stick Unit
• 1 Tribrach Unit