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| Features & Tips |
Here is a listing we have put together of some of the common Garmin GPSMAP 178C Ext Ant features,
along with a few user tips that you may find of help for this particular item. | • Includes an External GA29 Antenna
• 320 x 320-pixel, 256-color CSTN screen with adjustable CCFL backlight
• 3.2'' W x 3.2'' H (4.5'' diagonal) viewing area
• 6.3'' x 4.9'' x 3.7'' (W x H x D) unit dimensions
• State-of-the-art 200 MHz processor makes data acquisition, panning, and zooming virtually instantaneous
• Choose either a dual-frequency 50/200 kHz transducer for offshore boating or a single-frequency 200 kHz transducer for inland lakes and bays
• See-Thru technology (which separates fish from thermoclines and structure) and Depth Control Gain (DCG) for detailed images of structure and bottom densities
• New digital display technology offers an easy-to-read, semi-transparent digital readout that allows users to see sonar images ''behind'' the data
• User waypoints are automatically tagged with the date and time of creation, as well as water temperature and depth-vital information for serious anglers
• 10,000 active track points and 700 saved track points; database information can be stored on removable data cards and transferred to a PC or another unit
• Sends, receives, and displays positioning data with DSC equipped VHF radios
• TracBack mode helps guide you back to points along a route
• Tracklines can be color-coded for trolling or cruising applications
• 500-watt (RMS) 4000-watt (PTP) output with dual-frequency transducer
• 400-watt (RMS) 3200-watt (PTP) output with single-frequency transducer
• Adjustable range, gain, zoom, and bottom lock
• Temperature log maintains a graphical record of temperature data
• Shallow-water, deep-water, fish-by-size, timer, low-battery-voltage, anchor-drag, arrival, off-course, proximity-waypoint, and clock alarms
• Water temperature and fish ID with depth alarms
• Accepts Garmin Memory Data Cards and Pre-Programmed BlueChart Data Cards |
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