Garmin GMR 18/24 用户手册

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页码 12
6
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