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AX3702
Survey Antenna
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The AX3702 is a survey antenna. It can receive GPS L1/L2, GLONASS L1/L2, BeiDou B1/B2/B3, Galileo E1, QZSS L1/L2 and SBAS L1 signals, which can be used in land survey, marine survey, channel survey, seismic monitoring, bridge survey, container operation, agriculture applications, autonomous vehicles, and etc. The AX3702 was calibrated in NGS and its high precision has been recognized. 

Features
Specifications
Documents
Videos
Supports GPS L1/L2, GLONASS L1/L2, BeiDou B1/B2/B3, Galileo E1, QZSS L1/L2, and SBAS L1
An internal multi-path-rejection board eliminates multi-path interference errors
Has a multi-feed design to ensure superposition of phase center and geometrical center, and minimize the influence of multipath errors
Water and dust-proof design
Internal lightning proof circuit protects LNA from being damaged by high voltage surges
Very low noise figure
Antenna
+
Frequencies
GPS L1/L2,
GLONASS L1/L2,
BeiDou B1/B2/B3,
Galileo E1,
QZSS L1/L2,
SBAS L1
Impedance
50Ω
Polarization
RHCP
Axial Ratio
≤3dB
Azimuth Coverage
360°
Output VSWR
≤2.0
Peak Gain
5.5dBi
Phase Center Offset
54.04mm
Phase Center Accuracy
±2mm
LNA
+
LNA Gain
40±2dB
Noise Figure
≤2.0dB
Output VSWR
≤2.0
Operation Voltage
3.3V~12V DC
Operation Current
≤45mA
Ripple
±2dB
Mechanical
+
Dimension
φ 152 x 62.2mm
Connector
TNC female
Screw Hole for assembly
5/8"×11 UNC Female
Weight
374g
Environmental
+
Operating Temperature
-40℃~+85℃
Storage Temperature
-55℃~+85℃
Humidity
95% not condensing
Dustproof & waterproof
IP67
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