Garmin 18 Installation Instructions Manual

Also see for GPS 18-5Hz: Technical specifications

Contents

6 GMR 18 Marine Radar Installation InstructionsSpecificationsUnit Dimensions: 18" (457 mm) D x 8.9" (226 mm) HRadar Scanner Weight: Unit 15.8 lbs (7.17 kg); cable 8.4 lbs (3.81 kg)Range Scales (Range Rings): 1/8 nm (1/32 nm) to 36 nm (9 nm)Power Output: 4 kWPower Input Source: 10.5-35 VDC 33.5 WOperating Temperature Range: 5° F (-15° C) to 140° F (60° C), and a relative humidity up to 95% at 95° F (35° C)Beamwidth: Horizontal beamwidth of 5° nominal / Vertical beamwidth of 25° nominalRange: 36 nmWind Velocity: Wind speed up to 100 KtsAntenna RPMs: 24/30 rpmRange Ring Accuracy: 20m or ± 1.5% of range scale, whichever is greaterMinimum Range: 20 metersRange Discrimination: 20 metersRF Transmit Frequency: 9410 ± 30 MHz