Sokkia GSR1700 CSX, Operation Manual, Page: 68 / 76

Appendix A
Technical Specifications
54 GSR1700 CSX Operations Manual
Performance
Frequency GPS L1: 1575.42 MHz
GLONASS L1: 1602.0 MHz for Fk=0
where k = (-7 to +13)
Channel spacing 562.5 kHz
Channels 28 universal channels:
• 14 L1 GPS
• 12 L1 GLONASS
• 2 SBAS
Time to First Fix
(TTFF) • Cold start: 60 sec (typical)
• Hot start: 35 sec (typical)
Signal reacquisition 0.5 s L1 (typical)
Time accuracy
(relative)
d
20 ns RMS
Data rate 10 Hz
Real-time position
accuracy
e
Single Point L1: 1.5 m
DGPS (DGNSS): 0.45 m
Post processed
position accuracy
e
Static
f
:
H: 5 mm + 1 ppm
V: 8 mm + 2 ppm
Kinematic/Stop-and-Go
f
:
H: 10 mm + 1 ppm
V: 12 mm + 2 ppm
Stand-alone Position:
1.8 m CEP Horizontal
Multipath mitigation Pulse Apperture Correlator (PAC) technology
Receiver limits Up to 18,288 m (60,000 feet, in accordance with
export licensing) and 514 m/s
Power Requirements
Power input • External: +6 VDC to +18 VDC
• Internal: nominal 7.2 VDC
Power consumption
Static
g
: 1.6 W
Kinematic
h
: 2.4 W
Port 1 x external power port
Table 27: GSR1700 CSX technical specifications (continued)
GSR1700 CSX Operations Manual (OM-1700CSX Rev 2, 750-1-0077).book Page 54 Wednesday, December 3, 2008 2:32 PM