Garmin GMR 404, Installation Instructions Manual

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10
GMR 404/406 Marine Radar Installation Instructions
Specifications
Open Array Scanner Range 20 meters minimum, 72 nm max
Range discrimination 20 meters
Radar interference Anti-jamming algorithm
Clutter suppression Sea Clutter
Rain Clutter
FTC
Weight 42 lbs (19 kg)
Dimensions 17” x 11” x 16”
Cable 15 meters long
8.4 lbs (3.8 kg)
Radar Display Features
Presentation Modes North up, Course up, Heading up
VRM/EBL 2 user adjustable, capable of
floating
Bearing Accuracy 1 degree
Range Ring Accuracy 20 meters or ±1.5% of range scale,
whichever is greater.
Controls Auto & Manual Gain Adjust;
Manual or Auto (AFC) receiver
tuning; Manual adjust for Rain
Clutter and 3 presets for Sea Clut-
ter; FTC presets.
Radar/Chart Overlay Overlay mode is supported. Also
has split overlay with standard
radar presentation
Zoom Mode 2x, 4x
Trails (Wakes) Short, Medium, Long
Guard Zone Alarm 2 guard zones – user adjustable
Off center Function Look ahead, Auto Shift and Manual
Antenna RPM Selectable to 24 or 48 rpm
MARPA Tracks up to 10 MARPA targets for
radar plotting and collision avoid-
ance. (Heading sensor is required)