Raymarine Magnum 4ft Open Array pairs with 4kW Magnum radar pedestals for high-performance marine radar scanning. This antenna delivers long-range detection up to 72 nautical miles with enhanced target resolution on recreational and commercial vessels.
Product Overview
Boaters and yacht operators use this open array for superior situational awareness in coastal navigation, fishing, and offshore passages. It provides exceptional bird detection, weather clutter rejection, and small target imaging when paired with Raymarine Axiom, Axiom Pro, or legacy MFDs.
Key Specifications
Antenna size: 4 feet 4 inches (1.31 meters).
Horizontal beam width: 1.85° nominal (less than 1° effective with boost).
Vertical beam width: 25° at -3dB.
Weight: Approximately 29 kg (63.93 lbs) for array alone.
Technical Specifications
Maximum range: 72 nautical miles with 4kW pedestal.
Rotation speed: 24/48 RPM with automatic high-speed mode.
Side lobes: < -21dB inside 10°, < -30dB outside 10°.
Waterproof rating: IPX6; operates in winds up to 85 knots.
What's in the Box
Single Raymarine Magnum 4ft Open Array antenna (E70490).
No pedestal, cables, or mounting hardware included.