Specifications, Gmr 18, Gmr 24 – Garmin GMR 18/24 User Manual
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GMR 18/24 Marine Radar Installation Instructions
Specifications
GMR 18
Unit Dimensions:
457 mm (18") D x 236.40 mm (9
5
/
16
") H
Radar Scanner Weight:
Unit 7.17 kg (15.8 lbs); cable 3.81 kg (8.4 lbs)
Range Scales:
1/8 nm (with 1/32 nm range rings) to 36 nm (with 9 nm range rings)
Power Output:
4 kW
Power Input Source:
10.5-35 VDC 33.5 W
Operating Temperature Range:
-15° C (5° F) to 60° C (140° F), and a relative humidity up to 95% at 35° C (95° F)
Beamwidth:
Horizontal beamwidth of 5° nominal / Vertical beamwidth of 25° nominal
Range:
66.67 km (36 nm)
Wind Velocity:
Wind speed up to 100 Kts
Antenna RPMs:
24 or 30 rpm
Range Ring Accuracy:
20m or ± 1.5% of range scale, whichever is greater
Minimum Range:
20 meters (65 feet)
Range Discrimination:
20 meters (65 feet)
RF Transmit Frequency:
9410 ± 30 MHz
GMR 24
Unit Dimensions:
610 mm (24") D x 248.9 mm (9
13
/
16
") H
Radar Scanner Weight:
Unit 9.12 kg (20.1 lbs); cable 3.81 kg (8.4 lbs)
Range Scales:
1/8 nm (with 1/32 nm range rings) to 48 nm (with 12 nm range rings)
Power Output:
4 kW
Power Input Source:
10.5-35 VDC 33.5 W
Operating Temperature Range:
-15° C (5° F) to 60° C (140° F), and a relative humidity up to 95% at 35° C (95° F)
Beamwidth:
Horizontal beamwidth of 3.6° nominal / Vertical beamwidth of 25° nominal
Range:
88.89km (48 nm)
Wind Velocity:
Wind speed up to 100 Kts
Antenna RPMs:
24 or 30 rpm
Range Ring Accuracy:
20m or ± 1.5% of range scale, whichever is greater
Minimum Range:
20 meters (65 feet)
Range Discrimination:
20 meters (65 feet)
RF Transmit Frequency:
9410 ± 30 MHz