new_K823_ComNav Technology Ltd.

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K823 GNSS OEM module

The K823 is a dual-antenna dual-frequency and full-constellation GNSS OEM board with onboard IMU module, delivering robust high-precision positioning & heading information.

Features

Dual-antenna Design for Robust Heading and Positioning
GPS L1/L2, BeiDou B1/B3, GLONASS L1/L2, Galileo E1/E5b, QZSS, SBAS, IRNSS
BeiDou Global Signal B1C, B2b
Support L-Band and PPP
Support GNSS+INS navigation
Surface-mounted design and small size for integration
High-performance floating-point arithmetic
Industry-leading low power consumption
Internal adaptive anti-interference algorithm

Robust positioning and heading

The K823 is designed with dual-antenna that delivers high-precision positioning and heading information for various unmanned systems.

Easy to integrate

The K823 is a 30mm×40mm×3.2mm module with surface-mounted design and is ideal for users to integrate. The power consumption is lower to 1.6W .

INS+GNSS navigation

The K823 is designed with an onboard high-precision IMU module, which can provide continuous and high-quality positioning data with inertial navigation fusion algorithm.

Picture and Videos

Specifications

Performance

Physical

Communications

Channels:	1226
Satellites tracking:	GPS: L1 C/A, L2C,L2P
	BeiDou: B1, B3
	BeiDou Global Signal: B1C, B2b
	GLONASS: L1 C/A, L1P, L2 C/A, L2P
	Galileo: E1, E5b
	QZSS, IRNSS
	L- Band
	SBAS: WAAS, EGNOS, MSAS, GAGAN, SDCM
Post Processing:	Horizontal: 2.5 mm + 1 ppm
	Vertical: 5 mm + 1 ppm
Single Baseline RTK:	Horizontal: 8 mm+1 ppm
	Vertical: 15 mm+ 1 ppm
Azimuth:	(0.2/R)°
Roll or Pitch:	(0.4/R)°

Size (L x W x H):	30 mm × 40 mm × 3.2 mm
Weight:	10 g
Hardware interface:	LGA 60 pin
Power consumption:	1.6 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 Match:	Wiring 50 Ω impedance matching

LVTTL ports:	3
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, CMR+
Position data output:	NMEA-0183, ComNav Binary, BINEX