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INTRODUCTION
Capabilities
Designed for detailed electronic charting and simple operation, the GARMIN
GPSMAP 230 is a powerful navigation device that can help guide you in water-
ways around the world:
Precision Performance
• 7” High-contrast 4-level gray LCD screen
• PhaseTrac12
TM
receiver tracks and uses up to 12 satellites simultaneously
for fast, accurate positioning
• Differential-Ready— just add the optional GBR 21 beacon receiver for better
than 10-meter accuracy
• Gasketed case for use in exposed locations
Advanced Navigating and Plotting
• 250 alphanumeric waypoints with selectable icons and comments
• Built-in worldwide database usable from 4096 to 64 nm scales
• 20 reversible routes with up to 30 waypoints each
• G-chart
TM
electronic charting with inland and offshore coverage
• On-screen point-to-point distance and bearing calculations
• TracBack
TM
route feature which allows you to quickly retrace your track log to
a starting position
• Built-in simulator mode
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