Products / Tersus GNSS / AX3705 Helix Antenna

tersus gnss logo.webp

GNSS Receivers & Antennas, Satellite-based PPP Correction Service, and Network RTK Service for Centimeter-level Positioning

Tersus GNSS / AX3705 Helix Antenna

AX3705 Helix Antenna

Multi-constellation dual-frequency GNSS helix antenna

Socials
AX3705 Helix Antenna

The AX3705 is a multi-constellation and dual-frequency helical GNSS antenna that is designed for a range of drone and robotics applications including aerial photography, mapping and surveying, security monitoring, and more. With high gain and a wide beamwidth, it provides excellent performance even at low elevation angles, maintaining satellite tracking and delivering stable and precise GNSS data under dynamic conditions.

The lightweight and IP65-rated antenna also features excellent pattern control and polarization purity, as well as high phase center stability and repeatability.

Specifications:

Dimensions 27.5 x 60 mm
Weight 19g
Power 3.3 – 12V, 55 mA
GNSS Signals GPS L1, L2
GLONASS L1, L2
BDS B1, B2
Peak Gain 1217-1257 MHz: 2 dBi
1559-1610 MHz: 2.5 dBi
LNA Gain 33 dB typical
LNA Noise ≤1.5 dB

Other Products

Full-constellation GNSS antenna for surveying & autonomous vehicles
GNSS choke ring antenna for ground control stations
Multi-constellation GNSS antenna for airborne applications
High-performance GNSS antenna for drones & robotics
Miniature GNSS choke ring antenna for ground control stations
Full-constellation IP67-rated GNSS helix antenna
Compact & lightweight smart RTK GNSS receiver
Smart RTK GNSS receiver with integrated visual positioning technology
Smart RTK GNSS receiver with calibration-free tilt compensation option
Full-constellation GNSS antenna for airborne applications