Raymarine RD418HD 4kw 18" Digital Radome

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Raymarine's HD Color radar utlises powerful signal processing technologies that help distinguish between target types, detects weak and distant contacts automatically, while virtually eliminating clutter and noise. The truly adaptive transmitter and receiver automatically adjusts to changing environmental and sea conditions. HD Color radar delivers a dramatically clearer radar picture with crisp, well-defined contact echoes and a life-like target presentation.

Note 1: Cable not included.
Note 2: This product requires an E55606 cross-over coupler and an A62360 adapter cable 1m.


  • 48 NM range
  • Adaptive digital receiver automatically adjusts to changing environmental and sea conditions for a dramatically clearer picture
  • 256 color multi-level target display with selectable color palettes
  • Bird Mode automatically optimizes the receiver for detecting sea birds above schools of fish (E Series Widescreen only)
  • Dual-range mode allow you to monitor both long and short ranges simultaneously with a single scanner and display


  • Signal Processing - HD Color
  • Compatible with Raymarine C and E Series Widescreen Multifunction Displays
  • Networking SeaTalkHS
  • Peak Power Output (kW) 4.0 kW (nominal)
  • Antenna Type Patch Array
  • Beam Width (Nominal) 4.9° horizontal, 25° vertical
  • Polarization - Horizontal
  • Rotation Rate 24 rpm (nominal)
  • CE Approval Conforms to 1999/5/EC
  • FCC Approval Conforms to 47CFR Part 2 and Part 80
  • Dimensions 521 x 247 mm (20.5 x 9.7 in)
  • Weight 9.5 kg (21 lbs)
  • Input Voltage 12 - 24 V DC
  • Power Consumption 60 W (25 W Standby)
  • Temperature Range -10° to +55°C
  • Humidity Limit up to 95% at 35°C
  • Maximum Operating Wind Speed 100 kts
  • Maximum Range Scale 48 nm
  • IF Frequency 70 MHz (nominal)
  • Receiver Characteristic Linear
  • Receiver Noise Figure Less than 5 dB (including Low Noise Converter/Limiter & IF Receiver)
  • Reciever Bandwidth - Matched digital filter for each pulse length
  • Transmitting Frequency 9405 +/– 25 MHz
  • Transmitter Solid-state modulator driving Magnetron
  • Standby Mode Magnetron heater and control left on, all other services off
  • Duplexer Circulator
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