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Surveying and Engineering

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CHCNAV i76

Palm-Sized GNSS with Visual Positioning

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CHCNAV i73+

Surveying

Highlights

The i76 Palm Visual RTK is a lightweight receiver combining GNSS, IMU, and dual cameras. Weighing just 450g and IP68-rated, it maintains a 96% fixed rate even in areas with high solar activity. Its CAD AR visual stakeout enables precise path planning, while the 5th Gen Ultra-IMU ensures accuracy even at a 60° tilt. With over 17 hours of battery life, the i76 offers precision and adaptability for professionals seeking precision and adaptability.

i73+ GNSS

Main Features

Product Details

Augmented Reality
Augmented Reality

Dual 2 MP cameras with a 95° field of view.

Superior GNSS
Superior GNSS

Reach reliable fixed RTK rate with advanced GNSS tracking.

Ultra-IMU
Ultra-IMU

5th generation IMU for high accuracy and tilt compensation.

Lightweight
Lightweight

Extremely compact and weighing just 450g.

Performances

Product Features and Highlights

Built-In Modern Features
Advanced CAD Visual Stakeout

Increase overall stakeout efficiency by 40% with CAD AR visual stakeout. This technology integrates base maps with augmented reality (AR) for precise path planning and real-time visualization.

Extended Range
High-Precision GNSS Positioning

Achieve superior accuracy with the 4th generation air-medium GNSS antenna and iStar 2.0 technology. The i76 delivers over 96% reliable fixed RTK rate in high solar activity regions, ensuring reliable data.

Pole Tilt Compensation
5th Generation Ultra-IMU

Enhance measurement precision by 30% with the 5th Gen Ultra-IMU. It offers automatic pole tilt compensation up to 60°, ensuring accuracy within 3 cm without manual initialization.

Portable and Lightweight
Smart Positioning System

The i76 integrates GNSS, IMU, and dual wide-angle cameras, providing a seamless surveying experience. The system supports real-time stakeout and measurement with intuitive visual feedback.

Professional GNSS
Compact and Lightweight Design

Enjoy easy handling and portability with the palm-sized i76, weighing just 450g. Its compact design makes it 40% lighter and 50% smaller than industry standards, enhancing field operations.

Rugged Design
Durable and Robust Construction

Withstand harsh environments with the i76’s IP68 rating and 2-meter drop resistance. The biomimetic structure and sapphire lens ensure durability, making it ideal for tough field conditions.

Use Cases

Applications of the i76

Building Foundation Layout

Precision layout for building foundations, ensuring accurate construction and structural integrity.

Construction Site Layout

Efficient site layout and planning to streamline construction processes and ensure optimal space usage.

Stockpile Volume Measurement

Accurate measurement of stockpile volumes for resource management and material tracking.

Utility Network Mapping

Mapping utility networks for better planning, management, and maintenance of critical infrastructure.

Specifications

Product Details

  • Positioning
    GNSS: Full GNSS
    IMU: 200 Hz
    Precision max.: 0.8 cm H / 1.5 cm V
  • Sensors
    Camera: Dual
  • Physical
    Weight: 0.450 kg
    Dimensions: 106 x 55.6 mm
    Battery life: Up to 17 hours RTK rover
CHCNAV i73+ GNSS Receiver

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