Trimble R6/R7 GPS and Trimble R8 GNSS Receivers User Guide 113
Specifications 17
Trimble R6 GPS and R8 GNSS Receiver Operation
17.3Technical specifications
Feature Specification
Tracking:
Trimble R8 GNSS
receiver
72 Channels GPS L1 C/A Code, L2C, L1/L2/L5 Full Cycle Carrier,
GLONASS L1 C/A Code, L1 P Code, L2 P Code, L1/L2 Full Cycle Carrier,
SBAS WAAS/EGNOS support
Fully operational during P-code encryption
Tracking:
Trimble R6 GPS
receiver
72 Channels GPS L1 C/A Code, L1/L2 Full Cycle Carrier,
(Optional) GLONASS L1 C/A Code, L1 P Code, L2 P Code, L1/L2 Full
Cycle Carrier,
SBAS WAAS/EGNOS support
Fully operational during P-code encryption
Signal processing Advanced Trimble Maxwell™ Custom Survey GNSS chip
Very low-noise GNSS carrier phase measurements with <1 mm
precision in a 1 Hz bandwidth
Multipath suppression
Start-up Cold start: < 60 seconds from power on
Warm start: < 30 seconds with recent ephemeris
Initialization Automatic while moving or static
Minimum
initialization time
10 sec + 0.5 × baseline length (km)
Communications Two RS-232 serial ports (Port 1, Port 2,)
Port 1: Baud Rates up to 115,200 bps
Port 2: Baud Rates up to 115,200 bps
RTS/CTS flow control negotiation supported on port 2 only
Bluetooth communications with Trimble ACU or TSCe with BlueCap
module
Transmit radio Transmit power: 0.5 watts
Wireless data rate: 4800, 8000, 9600, 16000, and 19200
Frequency bands: 410-430MHz, 430-450MHz, 450-470MHz
Channel Spacing: 12.5kHz and 25kHz
Number of channels: Total of 20 factory pre-programmed transmit
frequencies or user configured receive
frequencies
RF modulation format:Gaussian Minimum Shift Keying (GMSK) at
4800, 8000, 9600, 16000, and 19200 bps
Range: Optimal 10 km (line of sight); Typical: 3–5 km
(varies with terrain and operational conditions)
Battery life: Up to 3.5 hours (varies with temperature and
wireless data rate)
GSM module Certification: Class B Part 15, 22, 24
FCC certification: 850/1900 Class 10 GSM module
CE Mark approval
C-tick approval
GSM: type approvals are country specific. For more information,
contact your Trimble representative.
Bluetooth Type approvals are country specific. For more information, contact
your Trimble representative.
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