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Carlson Surveyor+ GPS System Dual Frequency RTK GNSS

  • Carlson Surveyor+ GPS System Dual Frequency RTK GNSS
  • Carlson Surveyor+ GPS System
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Product Description

For surveyors doing field data collection, the Surveyor+  GPS can read all popular GPS/GLONASS message types and  is a perfect companion to any RTK system


- Internal Dual Frequency GPS plus Glonass RTK  Receiver
- Data Rate -- Measurement 5Hz, Position 5Hz
- Dual Frequency WAAS-rated to .6M
- Network RTK Ready: Internal GSM SIM Card Enabled  Modem
- Internal Wi-Fi & Bluetooth Connectivity
- System provides 8-plus hours total operation
- Robust full alphanumeric keyboard
- Memory: 1GB internal / expandable MicroSD card slot
- Screen: Sunlight-viewable Color Display
- IP67: Rugged Rating / 5-Foot Drop / Magnesium  Housing



- Dual Constellation for Enhanced  Positioning:
- The  GPS-702-GG uses the L1 and L2  frequencies
- Antenna offers combined GPS+  GLONASS signal reception
- Customers can use the same  antenna for GPS-only or dual  constellation applications,  resulting in increased  flexibility and reduced  equipment costs
- Patented Pinwheel technology  provides superior multipath  rejection in a compact and  lightweight antenna

GPS Performance

- 14GPS L1, 14 GPS L2
- 2 SBAs Channel Configuration
- Horizontal Position  Accuracy     
- Single Point L1:1.5 m
- Single Point L1/L2: 1.2 m
- SBAS: 0.6 m
- DGPS: 0.4 m
- RT-2: 1 cm + 1 ppm

Measurement Precision

- L1 C/A Code: 4 cm, 15 cm
- L1 Carrier Phase: 0.5 mm, 1.5 mm
- L2 P(Y) Code: 8 cm, 8 cm
- L2 Carrier Phase: 1 mm, 1.5 mm

Data Rate

- Measurements: 5Hz
- Position: 5Hz

Time to First Fix

- Cold Start (3): 60 s
- Hot Start (4): 35 s

Signal Reacquistion

- L1: 0.5 s (typical)
- L2: 1.0 s (typical

Velocity Accuracy: 0.03 m/s RMS

Package Includes:

- 1x Surveyor+ 128/1G RTK  GPS Expansion  Pack, Asm'd Unit
- 1x Dual Frequency Antenna
- 3x Batteries
- 1x Travel Charger System
- 1xData Collector Cradle
- 1x Pole Clamp
- 1x 4' GPS Antenna Cable
- 1x Two Meter Pole

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