Furuno GP-1870F, Operator'S Manual

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FOREWORD
x
Fish finder
Other
• Fish finder measures the depth to the bottom and displays underwater conditions in multi-colors*
according to echo strength. A monochrome presentation shows the echoes in shades of gray.
(*Number of colors depends on network sounder, color sounder.).
• Automatic and manual fish finder operation. Auto mode automatically adjusts range, gain and clut-
ter according to purpose - fishing or cruising.
• Wide variety of zoom modes for detailed observation of fish and bottom.
• ACCU-FISH
TM
provides length and depth of individual fish. Appropriate transducer required.
• AIS function (requires connection to an AIS transponder) provides navigational information from
AIS transponder equipped vessels within 50 nm.
• Instrument displays (steering, engine, weather, and wind) with connection of relevant sensors.
• DSC (Digital Selective Calling) function alerts to DSC messages received and position requests.
(Requires DSC capable radiotelephone.)
Open Source Acknowledgement
This product makes use of the following open source software:
FreeType (www.freetype.org)
Portions of this software are copyright ©2009 The FreeType Project
(www.freetype.org). All rights reserved.
libpng (http://www.libpng.org/)
This software is based in part on the work of the Independent JPEG Group.
libjpeg (http://www.ijg.org/)
We would like to thank each developer of the above-mentioned open
source software for their great contribution to the open source community.