Alpha G3X Visual RTK

Alpha G3X is a visual GNSS RTK receiver with a compact body (113 × 113 × 55 mm, 480 g) and a full feature set. It has 1408 channels and tracks GPS, BeiDou, GLONASS, Galileo, QZSS, SBAS and NavIC on all main frequencies.

Two cameras with low-distortion lenses enable AR stakeout: the app switches automatically from far-end to near-end AR about 5 m from the point (adjustable), with a clear 360° view even in strong sunlight and 1 cm accuracy. The calibration-free IMU needs no initialisation: after a few steps it enters inertial navigation, with up to 60° tilt at 2 cm accuracy.

The built-in 2 W radio covers the full 410–470 MHz band with the mainstream protocols, and its low-power LoRa mode reaches 8–12 km; an external radio can also be connected. IP67 protection, 1.8 m drop resistance and a 25.9 Wh battery make it field-ready, including as a drone base station or for PPP.

  • Dual cameras for AR stakeout, 1 cm accuracy
  • Calibration-free IMU: 60° tilt, 2 cm accuracy
  • 1408 channels, all constellations
  • 2 W + LoRa radio, 8–12 km
  • IP67, 1.8 m drop, 480 g
  • Drone base station and PPP

Price

1.500 € (excl. VAT)

Brochure

ALPHA G3X VISUAL RTK
Download the official brochure for the full technical details.

Weight
480 g
Dimensions
113 × 113 × 55 mm
Origin
China
Manufacturer
Alpha Surveying

Technical data

Channels1408
ConstellationsGPS, BDS, GLONASS, Galileo, QZSS, SBAS, NavIC
Static (H / V)±(2,5 + 0,5 ppm) / ±(5 + 0,5 ppm) mm
RTK (H / V)±(8 + 1 ppm) / ±(15 + 1 ppm) mm
Tilt survey±(8 + 0,3 mm/°) · 0–60°
IMU200 Hz
AR stakeout (2 cameras)1 cm
UHF radio2 W · 410–470 MHz · LoRa 8–12 km
ProtocolsTRIMTALK, TRIMMARK, SOUTH, SATEL, TRANSPARENT, LoRa

Device

Dimensions113 × 113 × 55 mm
Weight480 g
Battery25,9 Wh
PowerType-C PD 9–20 V
Storage / OS32 GB · Linux
ConnectivityWi-Fi 802.11 a/b/g/n/ac · BT 5.0 · WebUI
Data formatsDAT, RINEX
Temperature (operating / storage)−30…+70 °C / −40…+80 °C
ProtectionIP67 · 1,8 m · 100 % RH

B3 controller

CPU / OS8 × 2,0 GHz · Android 11
Memory4 GB RAM + 64 GB
Display5,5″ · 720 × 1440
Battery9000 mAh · 2 A
Camera / network13 MP · 4G
Protection / weightIP68 · 400 g
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