Can the internal memory be expanded?

Yes, the standard 8GB internal memory can be extended up to 32GB.

What is the initialization time for RTK?

The typical initialization time is less than 10 seconds for baselines under 20km with 99.9% reliability.

What happens if the product breaks after the warranty period?

Repairs are free of charge, but you will only pay for the cost of spare parts and bear the freight charges.

Foif A90 Gnss Rtk Multi Language 800 Channels for Construction Survey

Name: Foif A90 Gnss Rtk Multi Language 800 Channels for Construction Survey
Brand: Tianjin Unique Technology Co., Ltd.
SKU: 947160485

Tianjin, ChinaTianjin Unique Technology Co., Ltd.

US$2,900.00

1-4 Sets

US$2,850.00

5-9 Sets

US$2,800.00

10+ Sets

Sample price:US$2900.00/set.Request sample

Product profile

Customization

Available

Carrier Frequency

Dual Frequency Receiver

Number of Channels

Multi-Channel Multi-Channel Receiver

Model NO.

A90

Type

Geodesic Receiver

Gnss Board

Hemisphere P20 Board

Channel

800

Static, Rapid Static

Horizontal: 2.5mm(0.008FT) +1.0ppm

Post-Processing Kinematic

Horizontal: 10mm(0.033FT)+1.0ppm

A90 Gnss Support

Configuration, Monitoring and Control

Geodetic Geometry

Intersection, Azimuth/Distance, Offsetting, Poly-

Internal Memory

8GB Standard; Supports Extending to 32GB

TNC Port

Connecting Built-in Radio Antenna

5-Pin Lemo Port

Connecting External Power Supply and External Radi

7-Pin Lemo Port

(USB+Serial Port): Connecting PC and Handheld

Vertical Lines

Horizontal Line

After-Sales Service

One Year

Warranty

One Year

Accuracy

8mm

Transport Package

High Quality Plastic Case with Cartons

Specification

50*55*38cm

Trademark

FOIF

Origin

Tianjin, China

Key features

800 Multi-Channel GNSS Engine: Hemisphere P20 board supports GPS, GLONASS, BeiDou, Galileo, and SBAS for maximum satellite tracking.

High Precision RTK Accuracy: Static accuracy up to 2.5mm + 1.0ppm; RTK horizontal accuracy 1cm + 1.0ppm.

60-Degree Tilt Survey Capability: Automatic correction system allows accurate data collection even when the pole is tilted up to 60 degrees.

Comprehensive Field Software Suite: Surpad software includes volume computation, 3D modeling, and customizable user interface.

Dual Frequency Receiver: Supports L1, L2, L5, and B1, B2, B3 frequencies for high stability in challenging environments.

12-Month Warranty Coverage: Free repair and parts for non-artificial faults within the first year; shared freight costs.

Flexible Memory Expansion: 8GB internal memory standard, supports extension up to 32GB for extensive data logging.

Company profile

Tianjin Unique Technology Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤6.62h

About Our Factory & Business Background

AddressNo. 18 Fuyuan Road, Wuqing Development Zone, Tianjin, China

Our Production Capability & Technical Expertise

Main ProductsGPS Rtk, Gnss Rtk, Handheld GPS, Handheld Gnss Rtk, Gnss Board, Gnss Antenna, Total Station, Theodolite, Machine Control, Cors Receiver

Product Q&A

Q:What is the warranty period?

The warranty period is 12 months. Within this period, non-artificial faults are repaired free of charge.

Q:What is the maximum tilt angle supported?

The device features an automatic correct system that allows for accurate data collection when the pole is tilted up to 60 degrees.

Q:What is the static accuracy of the A90?

The static accuracy is 2.5mm (0.008ft) + 1.0ppm horizontally and 5mm (0.016ft) + 1.0ppm vertically.

Q:Does the receiver support multiple satellite systems?

Yes, it supports GPS, GLONASS, BeiDou, Galileo, and SBAS (WAAS, MSAS, EGNOS) simultaneously.

Q:What is the waterproof rating of the device?

The device has an IP67 rating, making it dust-tight and capable of withstanding temporary immersion in water.

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