Products

GARMIN GMR 424xHD2 Open Array Radar

Garmin GMR 424 xHD2 Highlights and Specifications
• Output Power: 4 kW high-resolution open array radar with a 4-foot antenna
• Detection Range: Up to 72 nautical miles, with good performance even in dense fog and rain
• Antenna Horizontal Beamwidth: 1.8°, providing excellent target resolution and sensitivity
• Rotation Speed: Selectable 24 and 48 RPM for smooth and responsive image updates
• Color Processing: 8-bit true color images help clearly distinguish large and small targets on the screen
• Key Features:
o Vertical Range Scaling: Adjusts the display range based on the vertical ratio of the display.
o Dual Range / Overlay: Displays both near- and far-range images simultaneously, which can be overlaid on the chart.
o Bird Mode: Helps locate birds on the water, indirectly aiding in finding fish. o Echo Trails: Leaves a target's movement trajectory, aiding in object identification and collision warning.
o Dual-Radar Support: Supports dual radar redundancy for enhanced reliability.
o Dynamic Auto Gain / Sea Filter: Automatically adjusts gain and sea filter to adapt to varying environments.
o Comprehensive navigation safety features include MARPA Target Tracking, Guard Zone, VRM & EBL (Electronic Range/Bearing Line).
• Operating Voltage: 10–32 V DC.
• Minimum Detection Range: 20 meters.
• Waterproof Rating: IPX6 (High Water Splash Resistance).
• Detailed specifications for radar dimensions and weight (antenna/mount) are also available.

Content

Key Specifications
• Type and Power: 4-foot open antenna, 4 kW high-resolution radar system
• Maximum Detection Range: 72 nautical miles, maintaining excellent visibility even in dense fog or rain
• Beamwidth: 1.8° horizontally, 23° vertically, providing high target resolution
• Rotation Speed: Supports 24 rpm and 48 rpm
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Features
• Dual-Range Display: Simultaneously displays short-range and long-range radar images
• Radar Overlay: Overlays radar images directly onto electronic charts
• Dual Radar Support: Connects to two radars simultaneously for increased redundancy and field of view flexibility
• Auto Bird Gain: Helps detect seabird flocks, improving fish-finding efficiency
• Dynamic Auto Gain and Sea Filter: Automatically adjust parameters to varying sea conditions
• Target Tracking (MARPA): Tracks up to 10 targets simultaneously (requires a heading sensor).
• Echo Trails: Displays target movement paths, helping to track dynamic objects.
• Pulse Expansion: Enhances target visibility and echo clarity.
• Warning Zone, VRM, EBL: Allows you to set safe warning zones and quickly measure range and bearing.
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Dimensions and Hardware
• Antenna Dimensions/Weight: Approximately 132.7 × 12.7 × 17.1 cm (L × W × H), Approximately 5.5 kg
• Mount Dimensions/Weight: Approximately 52 × 32.4 × 31.8 cm, Approximately 21.4 kg
• Power Requirements: Input voltage 10–32 V DC, Power Output 4 kW
• Waterproofing: IPX6, withstands winds up to 80 knots
• Included accessories: Radar, mount, mounting hardware and template, 15m power and network cables, cable glands, and documentation.
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Summary
The Garmin GMR 424 xHD2 is a high-performance open-frame marine radar that combines long-range detection, precise resolution, and numerous intelligent features, making it ideal for medium-sized and large boats. Features such as MARPA tracking, automatic bird flock gain, echo tracks, and radar overlay enhance navigation safety and fishing efficiency. Installation and operation are also relatively intuitive, making it ideal for users who require stable performance without overly complex configurations.

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