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Leica Viva GS12 L1/L2 120-Channel GNSS SmartAntenna/Receiver

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Leica Viva GNSS offers complete freedom of choice. From a GNSS rover up to an integrated GNSS solution with a Leica Viva total station (Leica Viva SmartPole or Leica Viva SmartStation), Leica Viva GNSS provides a system to master all your tasks.


Leica Viva GS12 L1/L2 120-Channel GNSS SmartAntenna/Receiver Zoom


Built on years of knowledge and experience, the Leica GS12 delivers the hallmarks of Leica GNSS – reliability and accuracy.

  • SmartCheck – RTK data-processing to guarantee correct results
  • SmartTrack – advanced four-constellation tracking of all GNSS satellites today and tomorrow
  • SmartRTK – delivers consistent results in all networks

Additional Information

Catalog ID No
Manufacturer ID 782288
Model Number GS12
Manufacturer Leica Geosystems
Manufacturer Product URL No
Product Line Leica Viva
Satellite Constellation Tracking GPS, GLONASS, Galileo, Compass
GPS Signal Tracking L1, L2, L2C, L5
GLONASS Signal Tracking L1, L2
Galileo Signal Tracking GIOVE-A/B, E2-L1-E1, E5a, E5b, Alt-BOC
GNSS Channels 120
Time to First Fix No
RTK Initialization Time 8 s
Reacquisition Time <1 s
Bluetooth Yes
Bluetooth Version No
RTK Data Formats Leica, Leica 4G, CMR, CMR+, RTCM 2.x, RTCM 3.0, RTCM 3.1
Network RTK Capability No
Network RTK Positioning Methods No
Leica Lite RTK Format No
RTK Baseline Distance No
DGPS Accuracy 25 cm (10") rms
Interface On/Off Button, Field Controller/Data Collector
Position Update Rates No
Raw Data Logging No
RINEX Logging No
NMEA Out Yes
RTK Reference Station Functionality No
Integrated Radio No
Supported Radio No
Cell Phone Modems No
Landline Phone Modems No
PPS Output/Event Input No
Dimensions 7-1/4" (186 mm) diameter x 3-1/2" (89 mm) height
Field Replaceable Battery Yes
Input/Output 8-Pin Lemo, USB
Battery Type Li-Ion
Number of Batteries 1
Internal Battery Life (GNSS Only) No
Internal Battery Life (GNSS/RTK) 7 h
Voltage Range 10.5-28V DC
Environmental Standards IP67
Vertical Rapid Static RTK Accuracy 10 mm + 0.5 ppm (rms)
Horizontal Rapid Static RTK Accuracy 5 mm + 0.5 ppm (rms)
Vertical OTF RTK Accuracy 20 mm + 1 ppm (rms)
Horizontal OTF RTK Accuracy 10 mm + 1 ppm (rms)
Vertical Long Static Accuracy w/Post-Processing 3.5 mm + 0.4 ppm (rms)
Horizontal Long Static Accuracy w/Post-Processing 3 mm + 0.1 ppm (rms)
Vertical Rapid Static Accuracy w/Post-Processing 10 mm + 0.5 ppm (rms)
Horizontal Rapid Static Accuracy w/Post-Processing 5 mm + 0.5 ppm (rms)
Vertical OTF Accuracy w/Post-Processing No
Horizontal OTF Accuracy w/Post-Processing No