JS-HAC148A
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JS-HAC148A
Vehicle & Fleet Antennas
Jumpstar JS-HAC148A Quad-System Full-Frequency RTK Surveying Antenna – High-Precision Phase Center, IPX6 Waterproof, Magnetic Mount for Geodetic Survey & Deformation Monitoring
Quad-System Full-Frequency Support
GPS/GLONASS/BDS/Galileo/QZSS full-band GNSS signal reception.
Millimeter-Level Precision
≤2mm phase center error for professional RTK surveying applications.
High Gain & Wide Beam
Strong low-elevation signal reception, stable in obstructed environments.
IPX6 Rugged Protection
Waterproof & dustproof for harsh outdoor/marine working conditions.
Strong Magnetic Base
Quick installation, no complicated fixing required.
Industrial-Grade Stability
-40℃~+85℃ wide temperature, superior anti-interference performance.
Quad-System Full-Frequency RTK Surveying Antenna
JS-HAC148A is a quad-system full-frequency external RTK surveying antenna built for professional surveying and monitoring equipment. It supports GPS, GLONASS, BDS and Galileo full-band signals, with high gain and wide beam characteristics to maintain strong signal reception even at low elevation angles.
The high-stability phase center design ensures millimeter-level positioning accuracy, while strong anti-interference capability delivers fast satellite locking and reliable GNSS output in complex obstructed environments.
It is widely used in geodetic surveying, marine survey, deformation monitoring, smart agriculture, fleet management and other high-precision positioning fields.
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Key Features
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Full-Band Quad-System Compatibility BDS B1/B2/B3, GPS L1/L2/L5, GLONASS L1/L2, Galileo E1/E5a/E5b, QZSS L1/L2/L5/L6.
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High-Precision Phase Center Phase center error ≤2mm, stable phase for millimeter-level RTK surveying.
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Excellent Signal & Anti-Interference Max 4.5dBic gain, out-of-band rejection ≥40dB, stable in complex environments.
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IPX6 Rugged Build Waterproof & dustproof, adapts to outdoor, marine and harsh conditions.
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Easy Installation Strong magnetic base for quick deployment; compact size Ø148×57.7mm.
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Stable Electrical Performance 38±3dB gain, ≤3.0dB NF, 3.3~12.0V wide voltage, ≤30mA current.
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Technical Specifications
Antenna RF Performance
| Antenna Type | Quad-System Full-Frequency RTK Surveying Antenna |
| Frequency Range | 1164--1278MHz; 1559--1606MHz (Full GNSS bands) |
| Phase Center Error | ≤2mm |
| Gain | 4.5dBic (max) |
| Axial Ratio | ≤3dB (at Zenith) |
| Impedance | 50Ω |
| Azimuth Coverage | 360° full horizontal coverage |
| VSWR | ≤2.0 |
| Polarization | Right-Hand Circular Polarization (RHCP) |
| Amplifier Gain | 38±3dB |
| Out-of-band Rejection | ≥40dB (FH+100MHz; FL-100MHz) |
| Noise Figure | ≤3.0dB (per-filter) |
| Operating Voltage | 3.3~12.0V DC |
Mechanical & Environment
| Operating Current | ≤30mA (16mA@5V) |
| Dimensions | Ø148×57.7mm (excluding base) |
| Connector | TNC-K |
| Mounting | Strong Magnetic Base |
| Materials | Antenna: PPO; Housing: ABS; Connector: TNC-K |
| Protection Rating | IPX6 |
| Operating Temperature | -40℃ ~ +85℃ |
| Storage Temperature | -40℃ ~ +85℃ |
| Vibration | Sine sweep 1g(0-p), 10~55~10Hz per axis |
Technical Specifications
Antenna RF Performance
| Antenna Type | Quad-System Full-Frequency RTK Surveying Antenna |
| Frequency Range | 1164--1278MHz; 1559--1606MHz (Full GNSS bands) |
| Phase Center Error | ≤2mm |
| Gain | 4.5dBic (max) |
| Axial Ratio | ≤3dB (at Zenith) |
| Impedance | 50Ω |
| Azimuth Coverage | 360° full horizontal coverage |
| VSWR | ≤2.0 |
| Polarization | Right-Hand Circular Polarization (RHCP) |
| Amplifier Gain | 38±3dB |
| Out-of-band Rejection | ≥40dB (FH+100MHz; FL-100MHz) |
| Noise Figure | ≤3.0dB (per-filter) |
| Operating Voltage | 3.3~12.0V DC |
Mechanical & Environment
| Operating Current | ≤30mA (16mA@5V) |
| Dimensions | Ø148×57.7mm (excluding base) |
| Connector | TNC-K |
| Mounting | Strong Magnetic Base |
| Materials | Antenna: PPO; Housing: ABS; Connector: TNC-K |
| Protection Rating | IPX6 |
| Operating Temperature | -40℃ ~ +85℃ |
| Storage Temperature | -40℃ ~ +85℃ |
| Vibration | Sine sweep 1g(0-p), 10~55~10Hz per axis |
Resources & Downloads
JS-HAC148A Datasheet
Complete specifications, gain pattern, mechanical drawing and electrical parameters
Mechanical Drawing
2D/3D mechanical dimensions and magnetic base mounting details
Gain Pattern
Radiation pattern, axial ratio and VSWR curves
3D CAD Model
STEP, IGES and STL formats for mechanical integration
Typical Applications
Geodetic Surveying
Land surveying, mapping & high-precision geodetic measurement
Marine & Channel Survey
Hydrographic survey, dredging & channel mapping
Bridge & Dam Monitoring
Deformation monitoring for bridges, dams and large structures
Landslide & Seismic Monitoring
Geohazard early warning & seismic deformation monitoring
Port & Container Operations
Automated container handling & port logistics
Smart Precision Agriculture
Automated farm machinery guidance & crop management
Driver Training & Testing
Driver's license testing & driving training systems
Vehicle Positioning & Fleet Management
Real-time vehicle tracking, AVL & fleet logistics
Resources & Downloads
JS-HAC148A Datasheet
Complete specifications, gain pattern, mechanical drawing and electrical parameters
Mechanical Drawing
2D/3D mechanical dimensions and magnetic base mounting details
Gain Pattern
Radiation pattern, axial ratio and VSWR curves
3D CAD Model
STEP, IGES and STL formats for mechanical integration
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