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Product Description:
Ø The antenna consists of 8 anti-jam units and 1 high-precision unit, which can provide high-precision positioning and anti-jam functions.
Ø Adopts a double-feed point symmetrical design to ensure the performance consistency of the antenna unit.
Ø The amplifier circuit has high out-of-band rejection and high linearity, ensuring that it can still work normally even if there are strong jamming signals around it.
Ø Adopts pre-filter and multi-stage filter design to effectively prevent out-of-band frequency band jam.
Ø Built-in lightning protection circuit effectively protects the low-noise amplifier and ensures normal operation in harsh outdoor environments.
Ø Built-in voltage stabilizing circuit, can work normally within a certain voltage range.
Electrical Specifications
B3 Anti-Jam Unit:
Frequency Range: 1258-1278MHz
Gain: ≥2dBi (Elevation angle 90°)
Polarization: RHCP
Circular Polarization Axial Ratio: ≤ 3dB (Elevation angle 90°)
VSWR:<2.0
LNA Gain: 30±2dB
VSWR: ≤2
B1/L1 Anti-Jam Unit:
Frequency Range: 1561.098±2.046 MHz & 1575.42±1.023 MHz
Gain: ≥3dBi (Elevation angle 90°)
Polarization: RHCP
Circular Polarization Axial Ratio: ≤ 6dB (Elevation angle 90°)
VSWR: ≤2
LNA Gain: 30±2dB
VSWR: ≤2
Noise Figure: ≤2dB
Voltage: 4.5~12 VDC
Working Current: 30~70mA
High-Precision Unit GNSS:
Frequency Range: 1561.098±2.046MHz & 1575.42±1.023MHz
1268.52±10.23MHz & 1227.6±10.23MHz
Gain: ≥2.0dBi @B1/L1(Elevation angle 90°) , ≥3.0dBi @B3/L2(Elevation angle 90°)
VSWR:<2
Circular Polarization Axial Ratio: ≤ 3dB (Elevation angle 90°)
LNA Gain: 35±2dB
VSWR: ≤2
Noise Figure: ≤2dB
Voltage: 4.5~12 VDC
Working Current: 50~90mA
Mechanical Specifications
Output Connector: 9-MCX-JW (RG178)
Dimension: 152.6×152.6×19 mm
Weight: <1.2kg
Operating Temperature: -40℃~+70℃
Storage Temperature: -45℃~+75℃
Diagram