GMR 18 xHD3 Dome
A 17-inch radome marine radar with a 48 nm maximum range, 4 kW transmit power, and MARPA target tracking when paired with a heading sensor.
One stop shop for complete navigation & communication solutions.
Icom

Marine Radar Key Features: 12.1-inch Color TFT Display (600×800 dots) New User Interface Stabilized Head Up Mode* True Trail Function* Simplified ATA (Automatic Tracking Aid) AIS (Automatic Identification System) overlay function* Favorite AIS* Optional Video…
Technical
| Display type | 12.1-inch TFT color LCD |
|---|---|
| Resolution | 600×800 dots |
| Minimum range | 25 m (at 1/8 NM range) |
| Preheat time | 90 seconds |
| Power supply | 10.2–42 V DC |
| Usable temperature range | −15°C to +55°C |
| Input data format | NMEA 0183, N+1, AUX, IEC61162-2 |
| Output data format | NMEA 0183 |
| Maximum range (MR-1210RII) | 36 NM |
| Maximum range (MR-1210TII) | 48 NM |
| Power consumption (MR-1210RII) | 60 W (approx.) |
| Power consumption (MR-1210TII, 4 ft) | 70 W (approx.) |
| Power consumption (MR-1210TII, 6.5 ft) | 80 W (approx.) |
| Scanner frequency | 9410 MHz ±30 MHz |
| Scanner modulation | P0N |
| Peak output power (MR-1210RII/TII) | 4 kW |
| Scanner usable temperature range | −25°C to +70°C |
| Scanner usable humidity range | Less than 95% (at 40°C) |
Overview
MR-1210RII : 4kW Radome Scanner, 36NM range observation
MR-1210TII (4 ft/6.5 ft models) : 4kW Open Array Scanner, 48NM range observation
MR-1210TIII (4 ft/6.5 ft models) : 6kW Open Array Scanner, 72NM range observation

Questions
Both use a 12.1-inch TFT colour LCD with 600 x 800 dot resolution.
The MR-1210RII has a maximum range of 36 NM, while the MR-1210TII extends to 48 NM.
The MR-1210RII draws approximately 60 W. The MR-1210TII draws approximately 70 W with the 4 ft antenna or approximately 80 W with the 6.5 ft antenna.
Both the MR-1210RII and MR-1210TII scanners have a peak output power of 4 kW at 9410 MHz +/-30 MHz.
Related
A 17-inch radome marine radar with a 48 nm maximum range, 4 kW transmit power, and MARPA target tracking when paired with a heading sensor.
An open-array marine radar delivering up to 72 nm range and 4 kW peak transmit power with 24 or 48 rpm antenna rotation.
Marine Radar Key Features: 36 NM Range Observation with 4kW Output Radome Scanner Simplified ARPA (Automatic Radar Plotting Aids) Function* DSC (Digital Selective Calling) Information Function* AIS (Automatic Identification System) Overlay Function* Wide…
A 9-axis heading sensor delivering compass output at 10 Hz with typical accuracy of plus or minus 2 degrees across the full 0 to 360 degree range.
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