Garmin GPSMAP 172C - Manual (Page 7)

Designed for detailed electronic charting capability, the Garmin GPSMAP 172/172C is a powerful
navigation device that can give you the information you need:
Precision Performance
• (172) 10 level grayscale FSTN display with backlighting
• (172C) 256-color CSTN display with backlighting
• 12-channel parallel receiver tracks and uses up to 12 satellites for fast, accurate positioning
• WAAS Capable — receive signals from the additional set of WAAS (Wide Area Augmentation
System) satellites to give you better accuracy
• Differential-Ready — just add an optional Garmin beacon receiver for better than 5-meter
accuracy
• Fully gasketed, high-impact plastic alloy case, waterproof to IEC 60529-IPX-7
Advanced Navigating and Plotting
• 3000 alphanumeric waypoints with selectable icons and comments
• Built-in Worldwide basemap to 20 miles includes detailed ocean, river and lake coastlines,
cities, interstates, US state highways and local thoroughfares
• 50 reversible routes with up to 50 waypoints each
• Uploadable maps using Garmin’s MapSource PC products and BlueChart Data Cards
• Coordinates: Lat/Lon, UTM/UPS, Loran TD, over 20 grids, including Maidenhead
• TracBack route feature which allows you to quickly retrace your track log to a starting position
• Built-in simulator mode
• Built-in tide information from over 3,000 tide stations around the USA coastline, Alaska,
Hawaii, western Canada and several Caribbean Islands
Superior Fishfinding Ability (when com-
bined with the GSD 20 Sounder Module)
• Whiteline feature provides a clear image
of bottom hardness and structure
• See-Thru technology which helps sepa-
rate fish returns from thermoclines and
structure
• Depth Control Gain (DCG) feature
automatically adjusts fishfinder sensitivity
according to depth
• Multiple Zoom levels with a moving view
window, plus bottom lock
• Underwater waypoint marking
• Map/Sonar split screen combines
navigation and fishfinding ability
• Fish and Depth alarms
v
Introduction
Capabilities