AT-B2

RTK Base Station

High-performance multi-frequency RTK base station with built-in low-power Bluetooth.Built-in 72Wh (7.2V 10000mAh) lithium battery and UHF radio can meet the needs of long-term and large-scale outdoor operations.

넳 넲

高速存储突破极限

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High Precision

Provide reliable and effective calibration data for achieving centimeter-level positioning accuracy.

All-day Usage

Built-in 72Wh large-capacity Li-battery, supporting more than 20 hours of working time (typical), which is very suitable for long-term use.

Specification

SATELLITES TRACKING
Constellations	GPS: L1C/A, L2P (Y), L2C, L5
	BDS: B1I, B2I, B3
	GLONASS: G1, G2
	Galileo: E1, E5a, E5b
	QZSS: L1, L2, L5
Channels	1408
ACCURACY
Standalone Position (RMS)	Horizontally: 1.5m
	Vertically: 2.5m
DGPS (RMS)	Horizontally: 0.4m+1ppm
	Vertically: 0.8m+1ppm
RTK (RMS)	Horizontally: 2.5cm+1ppm
	Vertically: 3cm+1ppm
	Initialization reliability >99.9%
TIME TO FIRST FIX
Cold Start	＜30s
Hot Start	＜4s
DATA FORMAT
Data Update Rate	1Hz
Correction Data Format	RTCM 3.3/3.2/3.1/3.0, Default RTCM 3.2
UHF CORRECTIONS TRANSMIT
Transmission Power	High 30.2 ±1.0dBm
Transmission Power	Low 27.0 ±1.2dBm
Frequency	410-470MHz
UHF Protocol	SOUTH (9600bps)
	TRIMATLK (9600bps)
	TRANSEOT (9600bps)
	TRIMMARK3 (19200bps)
Air Communication Rate	9600bps, 19200bps
Distance	3-5km (Typical)
COMMUNICATION
BT (For setting)	BT (For setting)
IO Ports	RS232 (Reserved for External Radio Stations)
USER INTERACTION
Indicator Light	Power Light, BT Light, RTK Light, Satellite Light
Button	On/Off button (Press the button to check the battery capacity
Button	by the status of the power indicator.)
POWER
PWR-IN	8-36V DC
Built in Battery	Built-in 10000mAh Li-ion battery; 72Wh; 7.2V
Duration	Approx. 20h (Typical)
Power consumption	2.3W (Typical）
CONNECTOR
M12	×1 for Power in
TNC	×1 for UHF Radio; 3-5KM (Typical Non-blocking Scenario)
Interface for Installation	5/8“-11 Pole Mount Adapter
PHYSICAL DIMENSIONS
Dimension	166.6166.6107.1mm
Weight	1241g
ENVIRONMENTAL
Operating Temperature	-31 °F ~ 167 °F (-30°C ~ +70°C)
Storage Temperature	-40 °F ~ 176 °F (-40°C ~ +80°C)
Protection Rating	IP66&IP67
Shock and Vibration	MIL-STD-810G

Accessories

Equipment Box Power Adaptor Whipping Antenna A Extension Pole & Aluminum Plate

Correction

Adopt RTCM data format output. Reliable UHF data communication, compatible with a variety of UHF communication protocols, can be adapted to most of the radio mobile stations on the market.

Reliability

With IP66&IP67 rating and UV protection, ensure high performance, accuracy and durability even in complicated and harsh environments.

User-friendliness

Battery level can be easily checked through the power indicator status by pressing the power button.

Wide-range Operation

Built-in high-power UHF radio, broadcasting distance over 5 kilometers, eliminating the need to move base stations frequently.

Power Cable Tripod (optional) Whipping Antenna B &

Aluminum Plate (optional)