The GN504A High-Gain Active GNSS Antenna by AntennaHome delivers exceptional multi-constellation satellite positioning with powerful 30dB LNA amplification and 550mm cable. This professional-grade active GPS/GLONASS antenna combines superior reception sensitivity, IP67 waterproof housing, and versatile mounting options, making it the ideal solution for vehicle tracking, timing applications, and navigation systems requiring reliable performance in challenging signal environments.
Features
- High-Performance 30dB LNA: Integrated low-noise amplifier with superior 0.8dB noise figure dramatically enhances satellite signal reception sensitivity
- Multi-Constellation Support: Optimized for all major satellite navigation systems including GPS, GLONASS, Galileo, BeiDou, and QZSS
- IP67 Waterproof Construction: Fully sealed design provides complete protection against dust and water immersion for reliable outdoor operation
- Versatile Mounting System: Powerful magnetic base with additional adhesive option offers flexible installation on various surfaces
- Premium 550mm Cable: High-quality RG174 coaxial cable with gold-plated SMA male connector ensures reliable signal transmission
- Compact Design: Low-profile 46×46×15mm housing allows for discreet installation on vehicles and equipment
- Right-Hand Circular Polarization: Optimized RHCP design ensures maximum satellite signal reception regardless of antenna orientation
- Superior Filtering: Built-in SAW filter provides exceptional out-of-band rejection for clean, interference-free reception
- Wide Voltage Range: Operates on 3.3-5.0V DC power supplied through the coaxial cable for simplified installation
- Extended Temperature Range: Reliable operation from -40°C to +85°C for demanding automotive and industrial applications
Specifications
- Product Model: GN504A High-Gain Active GNSS Antenna with 550mm Cable
- Part Number: AH1G.502.L550
- Frequency Ranges: 1561-1606MHz (GPS L1, GLONASS L1, Galileo E1, BeiDou B1, QZSS L1)
- LNA Gain: 30dB (typical)
- Noise Figure: 0.8dB (typical)
- VSWR: ≤1.5
- Polarization: RHCP (Right Hand Circular Polarized)
- Axial Ratio: ≤3.0dB
- Power Supply: 3.3-5.0V DC via coaxial center conductor
- Current Consumption: 15mA (typical)
- Connector Type: SMA Male (gold-plated)
- Cable Type: RG174 coaxial cable
- Cable Length: 550mm (21.65in)
- Dimensions: 46×46×15mm (1.81×1.81×0.59in)
- Weight: 98g including cable and connector
- Housing Material: ABS plastic with UV resistance
- Mounting: Magnetic base (6kg pull force) with adhesive option
- Operating Temperature: -40°C to +85°C (-40°F to +185°F)
- Storage Temperature: -40°C to +125°C (-40°F to +257°F)
- Water/Dust Protection: IP67
- RoHS Compliant: Yes
Applications
The GN504A High-Gain Active GNSS Antenna is ideal for:
- Vehicle Tracking Systems: Fleet management, stolen vehicle recovery, and logistics optimization
- Precision Timing: Network synchronization, financial transaction systems, and broadcast equipment
- Telematics: Usage-based insurance, driver behavior monitoring, and connected vehicle systems
- Navigation Devices: Automotive navigation systems, marine chartplotters, and portable GPS units
- Security Applications: Mobile surveillance systems, emergency response vehicles, and security patrols
- IoT Location Services: Asset tracking, smart city infrastructure, and remote monitoring stations
- Agricultural Equipment: Farming machinery, precision agriculture, and livestock monitoring
- Railway Systems: Train positioning, railway management, and level crossing safety
- Marine Applications: Vessel tracking, navigation assistance, and maritime safety equipment
- Industrial Automation: Autonomous vehicles, robotics, and automated guided vehicles (AGVs)
Key Advantages
- Superior Signal Reception: 30dB LNA with ultra-low 0.8dB noise figure enables reliable positioning even in challenging environments
- Simplified Installation: Powered through the RF cable eliminates the need for separate power connections
- All-Weather Reliability: IP67-rated housing ensures continuous operation in harsh outdoor conditions
- Interference Immunity: Advanced SAW filtering minimizes the impact of cellular, Wi-Fi, and other RF interference sources
- Flexible Deployment: Strong magnetic mount with adhesive option enables secure installation on virtually any surface
Shipping List
Each order includes:
- GN504A High-Gain Active GNSS Antenna with 550mm cable and SMA Male connector
- Technical specification sheet with detailed electrical parameters
- Installation guide with mounting recommendations and power requirements
- Certificate of Compliance for material composition and manufacturing standards
- Protective packaging to prevent damage during shipping and storage
Note: Requires 3.3-5.0V DC power supplied through the center conductor of the coaxial cable. Compatible with most GNSS receivers that provide DC voltage on the antenna input. For receivers without DC bias, an external bias-tee is required (sold separately).
The GN504A High-Gain Active GNSS Antenna represents AntennaHome's commitment to delivering professional-grade positioning solutions for demanding applications. This premium active GPS/GLONASS antenna combines exceptional 30dB gain, superior noise performance, and robust environmental protection to ensure reliable satellite reception for navigation, timing, and tracking applications in even the most challenging signal environments.