Calian TW3872 Dual-Band GNSS Antenna is a dual-band GNSS antenna designed for precision GPS-L1/L2, GLONASS-G1/G2, BeiDou B1, and Galileo E1 applications. Featuring Accutenna® technology, it offers excellent signal quality with a pre-filtered low-noise amplifier and strong out-of-band rejection. Housed in a weatherproof enclosure, TW3872 is ideal for mission-critical GPS timing and RTK surveying in challenging environments.

Why Choose the TW3872 Dual-Band GNSS Antenna?

• Ideal for L1/L2 RTK surveying systems

• Great multipath rejection

• Increased system accuracy

• Great signal-to-noise ratio

• IP67, REACH, and RoHS compliant

What Is the TW3872 Dual-Band GNSS Antenna Used For?

Typical applications of the TW3872 Dual-Band GNSS Antenna include:

• RTK and high-precision positioning for autonomous machines

• UAV, drone and robotics navigation

• Automotive testing, telematics and fleet tracking

• Marine navigation and heading systems

• Surveying, mapping and precision agriculture

Ordering Information

Part Number: 33-3872-xx-yy-zzzz

Where xx = connector type, yy = shape and colour of radome and zzzz = cable length in mm

Please refer to Tallysman's Ordering Guide to review available radomes and connectors at: https://www.tallysman.com/resource/tallysman-ordering-guide/

Frequently Asked Questions

What is the TW3872 Dual-Band GNSS Antenna?

Calian TW3872 Dual-Band GNSS Antenna is a dual-band GNSS antenna designed for precision GPS-L1/L2, GLONASS-G1/G2, BeiDou B1, and Galileo E1 applications. Featuring Accutenna® technology, it offers excellent signal quality with a pre-filtered low-noise amplifier and strong out-of-band rejection.

Which GNSS signals does the TW3872 Dual-Band GNSS Antenna support?

Supported constellations and frequency bands are listed in the specifications table above. Matching the antenna to your receiver’s supported signals is the key selection criterion — contact Leo Drive if you need help pairing the TW3872 Dual-Band GNSS Antenna with your GNSS receiver.

Where is the TW3872 Dual-Band GNSS Antenna available?

The TW3872 Dual-Band GNSS Antenna is available through Leo Drive in the following region: Turkey. For other regions, please contact Leo Drive.

How can I get the datasheet and technical documents for the TW3872 Dual-Band GNSS Antenna?

The datasheet, user manual and other technical documents for the TW3872 Dual-Band GNSS Antenna are available on the manufacturer’s website. You can also contact Leo Drive for documentation and integration support.

Explore More at Leo Drive

The TW3872 Dual-Band GNSS Antenna is part of the GNSS Antennas range at Leo Drive. Browse all autonomous vehicle sensors and components, or talk to our engineering team about integration in your project.