Overview
The Leica Viva GS25 is a GNSS receiver designed to seamlessly integrate field data with office processing through Leica Infinity software. It supports data from GNSS, total stations, and level instruments, ensuring precise and actionable results.

Software and User Interface
The receiver is equipped with Leica Captivate software, which transforms complex data into realistic 3D models. The software is user-friendly, featuring apps and touch technology for viewing data in multiple dimensions. It supports various industries and applications.

Customer Support
Active Customer Care (ACC) provides a global network of professionals for technical support, consultancy, and online services, helping to reduce delays and costs.

GNSS Technology
The GS25 features self-learning GNSS technology with RTKplus and SmartLink services for worldwide correction. It offers adaptive satellite selection and remote precise point positioning with high reliability.

Measurement Performance and Accuracy
Initialisation typically takes 4 seconds. The receiver supports real-time kinematic (RTK) and post-processing with high accuracy, compliant with ISO17123-8 standards.

Communications
The device includes multiple communication ports, Bluetooth, USB, and supports various RTK data protocols. It features built-in and external data links for GSM, GPRS, UMTS, CDMA, and UHF/VHF modems.

General Specifications
The GS25 is compatible with Leica Captivate and SmartWorx Viva software, and various field controllers. It has a robust user interface with buttons, LEDs, and a display. Data recording is supported on removable SD cards.

Power Management
The receiver uses exchangeable Li-Ion batteries and supports external power supplies, offering up to 14 hours of operation.

Environmental Durability
The GS25 operates in extreme temperatures and is resistant to water, dust, and vibration, meeting IP68 and MIL-STD standards.

Additional Features
The receiver supports multi-frequency GNSS systems, RTK reference station functionality, and event & PPS output ports.

Note
Performance and accuracy depend on satellite availability, observation time, and environmental conditions. Future firmware upgrades will enhance support for BeiDou and Galileo systems.