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FAQs
Q
What is Tersus David?
A

The Tersus David is a cost-efficient, palm-sized GNSS receiver designed for surveying UAVs, AGVs, and agricultural applications. Working with an external GNSS antenna, the free Tersus Survey App and post-processing software, the David GNSS receiver is a low-cost solution for all survey applications, including real-time RTK positioning and data collection for PPK.

For details, please visit: https://www.tersus-gnss.com/product/david-receiver

Q
Do I need any other hardware to use Tersus David?
A

Using an external antenna together with the free Tersus Survey App and post-processing software, the David GNSS receiver provides a low-cost solution for all survey applications, including real-time RTK positioning and data collection for PPK.

 

There are 7 different kits for Tersus David.

David GNSS Receiver Rover Kit Mobile Mode

David GNSS Receiver Rover Kit with 1W Radio Station

David GNSS Receiver Rover Kit with 2W Radio Station

David GNSS Receiver Base Kit Mobile Mode

David GNSS Receiver Base Kit with 1W Radio Station

David GNSS Receiver Base Kit with 2W Radio Station

David GNSS Receiver Base Kit with 35W Radio Station

Q
Can I use iOS or Windows devices with Tersus David?
A

Tersus David GNSS receiver is currently only compatible with Android smart devices.

Q
What Android apps can I sue with Tersus David?
A

Tersus David GNSS receiver can be seamless integrated with any Android smartphones. The Tersus Survey App is available for free.

Q
What are the classes of applications that can be used with Tersus David?
A

Generally speaking, there are several main classes of applications that can be used with Tersus David GNSS receivers to attain high-precision positioning details.

Rover + CORS 

Base + Rover + Radio

Base + Rover + Tersus NTRIP Caster

Raw Measurements Collection

Q
Is it possible to use the GSM modem to send data?
A

Yes. The NeoRTK supports 3G, including TD-SCDMA, WCDMA, EDGE, GPRS and GSM. 

Q
What are the functions of Tersus-Survey software?
A

The Tersus-Survey is RTK survey software for NeoRTK. It is capable of configuring base and rover stations, setting up stake points, stake line, detail survey, intersection, mapping survey and handling calculation and conversion for distance, angle and area with COGO. 

Q
What is T17M?
A

The T17M is a GNSS controller, which can work together with NeoRTK GNSS receiver. It is equipped with MicroSurvey-FieldGenius software.

Q
What is Tersus Geomatics Office?
A

Tersus Geomatics Office is integrated office software to manage and process data for NeoRTK. It is laid out with visualized toolbars and logical icons to easily handle GNSS data processing, baseline processing and network adjustment. It is the software to import, transfer and analyze data. 

Q
What is the operating system of T17M controller?
A

T17M works with Windows Mobile operating system.

Q
What are the Tersus GNSS solutions for CORS?
A

CORS is for Continuously Operating Reference Stations. Tersus offers MatrixRTK, a GNSS RTK system for CORS station. With centimeter-accurate RTK board inside, MatrixRTK provides accurate and stable signal reception. Working with choke ring antenna, it can improve the capability of anti-jamming and output high-qualify RTK correction, which is ideal for establishing CORS system and monitoring system.

Q
What is Tersus GNSS Center?
A

The Tersus GNSS Center is configuration tool for Tersus GNSS products. This software integrates configuration, monitoring, data logging, firmware upgrade and other useful tools. With Tersus GNSS Center, you can communicate over the on-board serial ports, key in commands to configure the board, upgrade firmware, store data, playback data, convert data to RINEX format, display rover’s trajectory in Google/Baidu map, calculate the average position of the base station, view status of the board and positioning results.

For details, please visit: https://www.tersus-gnss.com/product/tersus_gnss_center

Q
What is Tersus UAV PPK?
A

Tersus UAV PPK solution includes BX306 PPK Receiver, AX3705 Helix Antenna (or AX3703 GNSS Aviation Antenna as another option) and Tersus GeoPix Software. BX306 PPK Receiver supports multi-constellations and dual-frequencies. It has in-built 4GB memory (eMMC) for GNSS observation data recoding. Very small and light AX3705 Helix Antenna and AX3703 GNSS Aviation Antenna are designed for UAV applications.

For details, please visit: https://www.tersus-gnss.com/product/uav-ppk-solution

Q
What is Tersus PNW?
A

The Tersus PNW software is a high accurate CORS Network management and positioning service software with optimized algorithms independently developed by Tersus GNSS Inc. The software can effectively model errors caused by ionosphere, troposphere and satellite orbit, and precisely estimate correction at the rover. It enables the rovers to achieve fast real-time positioning with centimeter accuracy. The stability and reliability of Tersus PNW software has been approved by maintaining large-scale CORS network.

For details, please visit: https://www.tersus-gnss.com/product/pnw-software

Q
What are the Tersus GNSS solutions for CORS?
A

CORS is for Continuously Operating Reference Stations. Tersus offers GeoBee, a GNSS RTK system for CORS station. With centimeter-accurate RTK board inside, GeoBee provides accurate and stable signal reception. Working with choke ring antenna, it can improve the capability of anti-jamming and output high-qualify RTK correction, which is ideal for establishing CORS system and monitoring system.

Q
What is Tersus GeoCaster?
A

The Tersus GeoCaster is a Networked Transport of RTCM via Internet Protocol (NTRIP) Caster software which allows GNSS correction data such as RTCM corrections to be repeated and sent to different end users via internet. It supports configurable bases online simultaneously and configurable rovers for one base. The end users involve in various areas including surveying, construction engineering, deformation monitoring, automated vehicle, precision agriculture, Unmanned Aerial Vehicle, machine control, robotics, etc.

For details, please visit: https://www.tersus-gnss.com/product/geocaster

Q
What is Tersus GeoBee?
A

The Tersus GeoBee is a dedicated and cost-effective solution to transmit or receive Ntrip corrections. With Tersus Ntrip Caster Service, Ntrip Modem and David Receiver, the GeoBee opens the possibility for users to transmit Real Time Kinematic (RTK) corrections via Internet (Ethernet or 2G/3G/4G) in a simple, user-friendly way, just using a SIM card or Ethernet cable without any need of a static IP. GeoBee can also work as GNSS Rover to receive RTK corrections from Tersus Ntrip Caster or any CORS service.

For details, please visit: https://www.tersus-gnss.com/product/geobee