ComNav
K803 GNSS Module
The K803 is a full-constellation triple-frequency GNSS OEM board with IMU module featuring superior performance and compact design.It's designed specifically for UAV, robotic systems, marine systems, deformation monitoring, land survey, portable terminals, Internet of Things, GBAS, personnel positioning, GIS, and machine control.
- ≤ 0.02 m/s
- Velocity accuracy
- 20 ns
- Time accuracy
- 8 g
- Weight
Original ComNav unit·Authorized distributor
Overview
About the K803
- 01
Support GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, SBAS
- 02
Support L-Band and PPP
- 03
Support GNSS+INS navigation
- 04
Surface-mounted design and small size to integrate
- 05
High-performance floating-point arithmetic
- 06
Industry-leading low power consumption
- 07
Internal adaptive anti-interference algorithm
Full-constellation & multi-frequency
The K803 is a full-constellation triple-frequency GNSS OEM board, tracking GPS, BeiDou, BeiDou Global Signal, GLONASS, Galileo, QZSS, NavIC, SBAS and L-Band.
Easy to integrate
The K803 is a 30mm×30mm×3.2mm module with surface-mounted design and is ideal for users to integrate. The power consumption is lower to 1.0W .
INS+GNSS navigation
The K803 is designed with an onboard high-precision IMU module, which can provide continuous and high-quality positioning data with inertial navigation fusion algorithm.
Specifications
Technical data
Values from the ComNav datasheet. Ask us for the full sheet or a side by side with another model.
Download datasheet (PDF)Performance
- Satellites tracking
- GPS: L1C/A, L2C, L2P, L5, L1C BeiDou: BDS-2: B1I, B2I, B3I BDS-3: B1I, B3I, B1C, B2a, B2b GLONASS: G1, G2, G3 Galileo: E1, E5a, E5b, E6c, E5 AltBOC QZSS: L1C/A, L2C, L5, L1C SBAS: L1C/A, L5 NavIC: L5 L- Band
- Post Processing
- 2.5 mm + 1 ppm Horizontal 5 mm + 1 ppm Vertical
- Single Baseline RTK
- 8 mm + 1 ppm Horizontal 15 mm + 1 ppm Vertical
- DGPS
- <0.4 m RMS
- SBAS
- 1 m 3D RMS
- Standalone
- 1.5m 3D RMS
- Cold start
- <20 s
- Hot start
- <10 s
- RTK Initialization time
- <10 s
- Signal reacquisition
- <1 s
- Initialization reliability
- >99.9%
- Velocity accuracy
- ≤ 0.02 m/s
- Acceleration
- 4 g
- Overload
- 15 g
- Time accuracy
- 20 ns
Physical
- Size (L x W x H)
- 30 mm × 30 mm × 3.2 mm
- Weight
- 8 g
- Hardware interface
- LGA 82 pin
- Power consumption
- 1.0 W
- Input voltage
- +3.3 V ± 5% DC
- Operating temperature
- -40 °C to + 85 °C
- Storage temperature
- -55 °C to + 95 °C
- LNA Power External
- +3.3V ~ +5V ± 5%VDC @ 0-100mA
- LNA Gain
- 20 ~ 40dB (suggested)
- Impedance Matching
- Wiring 50 Ω impedance matching
Communications
- LVTTL ports
- 4
- SPI
- 1
- Event Markers input
- 2
- Pulse Per Second (PPS) output
- 1
- Indicator pins show the working status
- 3
- Correction data I/O
- RTCM 2.X, 3.X, CMR(GPS only), CMR+(GPS only)
- Position data output
- - ASCII: NMEA-0183 GGA, GSA, GSV, RMC, HDT, VHD, ZDA, VTG, GST, GLL; PTNL, PJK; PTNL, AVR; PTNL, GGK - ComNav Binary - BINEX Data: 0x00, 0x01-01, 0x01-02, 0x01-05, 0x7d-00, 0x7e-00, 0x7f-05 - Position data output rate: 1 Hz, 2 Hz, 5 Hz, 10 Hz, 20Hz
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