Maptech How to Use GPS with Charts

With this carefully written and richly illustrated Maptech training guide, you'll learn how to easily combine positional data from your GPS with nautical charts for navigational skill on the water. Read and interpret chart symbols and features. Deftly plot your position and create waypoints. Build routes around obstacles with confidence. Waterproof, flip-fold format is perfect for your boating adventures.

• feed_provider: Mercent
• Best use: Paddling