Raymarine RD424HD 4kw 24" HD Digital Radome (no cable)
Raymarine RD424HD 4kw 24" HD Digital Radome (no cable) — Product description
Discover the unmatched clarity and reliability of the Raymarine RD424HD, a powerhouse 4kW HD Digital radome that transforms how you navigate challenging waters. Whether you're chasing big game offshore or maneuvering through busy harbors, this 24-inch scanner delivers razor-sharp images that help you spot targets with confidence, even in the toughest conditions like heavy rain, dense fog, or choppy seas.
Superior Signal Processing for Crystal-Clear Views
At the heart of the RD424HD lies Raymarine's advanced HD Digital technology, which goes beyond traditional radars. The adaptive digital receiver constantly fine-tunes itself to short pulses for close-range precision and longer ones for distant horizons—up to 48 nautical miles. This means you get lifelike 256-color presentations that make it easy to distinguish between real threats, clutter, and sea birds signaling hidden fish schools.
Boaters rave about how this radome cuts through noise like a hot knife through butter. Imagine scanning for pots, debris, or approaching vessels without the frustration of false echoes muddying your screen.
Key Capabilities That Set It Apart
- High-Speed 48 RPM Rotation: Locks onto fast-moving targets quicker than ever, ideal for dynamic coastal cruising.
- Bird Mode: Fine-tuned sensitivity reveals avian flocks perched over bait balls, giving anglers a serious edge.
- Smart Auto Modes: Switch seamlessly between harbor (short-range clutter rejection), coastal, offshore, and buoy settings—no manual tweaks needed.
- Dual-Range Monitoring: Keep an eye on both nearby obstacles and far-off weather cells from one display.
- Narrow 3.9° Beam Width: Pinpoint accuracy for smaller vessels and precise target separation.
Built Tough for Real-World Boating
This compact 24-inch dome packs 4kW of transmit power, ensuring strong performance on everything from sportfishers to sailboats. It's powered by 12 or 24 VDC, making it versatile for various setups. While designed for seamless integration with modern Raymarine multifunction displays, always verify compatibility to avoid surprises—older units might need upgrades.
Installation is straightforward with included hardware and manual, though pairing it with the right cable (sold separately) is key for peak operation. Once mounted high on your vessel, it becomes your trusted set of eyes, enhancing safety during night runs or low-visibility patrols.
Why Boaters Choose HD Digital Over Conventional Radars
Unlike older analog systems that struggle with sea state and weather, the RD424HD's fast processor and multi-level palettes deliver vivid, intuitive readouts. Fishermen use Bird Mode to locate structure without guesswork, while cruisers appreciate the clutter-free long-range scans for thunderstorm avoidance. It's like upgrading from a blurry photo to high-definition video—suddenly, every detail pops.
Practical Tips for Maximum Performance
Mount it as high and forward as possible to minimize blind spots. Regularly wipe the dome clean to prevent salt buildup, and run self-tests via your display to keep it humming. In high-traffic areas, the dual-range feature shines, letting you juggle short-haul vigilance with strategic planning.
Frequently Asked Questions
What makes the RD424HD's image quality superior to standard radomes?
The HD Digital processing uses adaptive receivers and 256-color palettes to filter noise dynamically, providing sharper, more realistic echoes than analog models, especially in rain or swell.
Is the Bird Mode effective for finding fish?
Yes, it optimizes gain for detecting birds hovering over baitfish schools, a proven tactic for sportfishing without needing extra sonar.
How far can the RD424HD detect targets?
Up to 48 nautical miles at optimal conditions, with excellent short-range detail thanks to dual-range capability.
What displays is this radome compatible with?
Primarily newer C-Series Widescreen, E-Series Widescreen, and G-Series MFDs; check your model's firmware for full HD support.
Does it come with installation cables?
No, cables are separate to allow custom lengths, but hardware and manuals are included for easy setup.
Can it handle rough weather?
Absolutely—its digital clutter rejection excels in rain, fog, and high seas, outperforming non-HD scanners.
HD Digital signal processing with an ultra-compact scanner suitable for all
types of vessels. Compatible with C-Series Widescreen, E-Series Widescreen
and G-Series Multifunction displays these radomes offer a 256-color radar
display and the clearest, most lifelike radar presentation available from any radome scanner. The RD418HD and RD424HD feature the same adaptive
digital receiver technology found in our open array antennas. By adjusting
automatically to changing environmental and sea conditions, the HD Digital
radomes provide crisp, accurate contact echoes at short ranges, as well as
outstanding long range performance up to 48 nautical miles. Rain, fog and
high seas are no match for the HD Digital radome. Using it's powerful
processor the HD Digtal radome intelligently seperates true contacts from
noise and clutter. The RD418HD and RD424HD offer small boat captains all of
the same capabilities usually reserved for larger capacity boats.
FEATURES
environmental and sea conditions for a dramatically clearer picture
birds above schools of fish
simultaneously with a single scanner and display
RD424HD 4KW 24" radome, without cable, MFG#E92143, HD digital receiver, 4 KW transmit power, 24" diameter, 48 nm range, 3.9 degree beam width, 256 color display, 12 and 24 VDC. Including radome, hardware and manual. May not be suitable for earlier MFD.
SKU: NVN-37438
MPN: E92143
UPC: 091975005138
Technical specifications
| Brand | Raymarine |
| Model | Raymarine RD424HD 4kw 24" HD Digital Radome (no cable) |
| SKU / MFR# | 37438 |
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