User's Manual

Freyja GNSS RTK System User Manual
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3.1 Technical parameters
Table 3-1-1 Technical parameters
Configuration
Detailed Indicators
GNSS
configuration
Satellite signals
tracked simultaneously
BDS: B1, B2, B3
GPS: L1, L2, L5
GLONASS: L1, L2
GALILEO: E1, E5a, E5b
QZSS: L1, L2, L5
Output format
ASCII: NMEA-0183, Binary data
Positioning output
1~20Hz
Static data format
GNS and RINEX
Message type
CMR, RTCM3.0, RTCM3.2
System
configuration
Operating system
Linux system and Soc processor
Data storage
8G internal storage
Accuracy and
reliability
[1]
RTK position precision
Horizontal: ± (8+1×10-6D) mm
(D is the distance between measurement points)
Vertical: ± (15+1×10-6D) mm
(D is the distance between measurement points)
Static measurement
precision
Horizontal: ± (2.5+0.5×10-6D) mm
(D is the distance between measurement points)
Vertical: ± (5+0.5×10-6D) mm
(D is the distance between measurement points)
Tilt survey
Accuracy
Horizontal: 8mm+1ppm+0.8mm/°
Static keep time
＞40 seconds
Start method
Rotated shake
Data
communication
Wi-Fi
802.11 b/g/n Wi-Fi frequency is 2412-2472MHz,
max output power: 15.42dBm e.i.r.p
Bluetooth
Bluetooth® 4.1, frequency 2402-2480Mhz,
max output power: 8.54dBm e.i.r.p
Internal UHF
Power: High, middle, low
Frequency: 410MHz~470MHz
Protocol: HI-TARGET, TRIMTALK450S, TRIMMARK III,
TRANSEOT, SATEL-3AS, CHC, SOUTH
Channels: 116 totally, 100~115 configurable