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Sell Garmin GPSmap 178c Sounder GPS Chartplotter Sonar Display Unit W/ Int. Antenna in Sturtevant, Wisconsin, United States, for US $139.99
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Amazon.com: OEM Power/Data Cable with Sonar Transducer Connector for Garmin GPSMAP 2006/2006C 2010/2010C 2206 2210 3006C 3010C 3205 3206 3210 GPS Chartplotter/GPSMAP 178C Sounder - GPDC : Electronics
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dht electronics external gps antenna with bnc male for garmin streetpilot iii, gps v iii+ sounder gpsmap 178c 188 276c 298c 398c 498c icom 270ml 370ml - Walmart.com
![Garmin GPSMAP 178C (Colour) with external antenna and dual frequency transducer : Amazon.co.uk: Automotive Garmin GPSMAP 178C (Colour) with external antenna and dual frequency transducer : Amazon.co.uk: Automotive](https://images-eu.ssl-images-amazon.com/images/I/51H5YTEN2JL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Garmin GPSMAP 178C (Colour) with external antenna and dual frequency transducer : Amazon.co.uk: Automotive
![Alison Copeland operating the Garmin 178C GPS-sonar and Shark Marine... | Download Scientific Diagram Alison Copeland operating the Garmin 178C GPS-sonar and Shark Marine... | Download Scientific Diagram](https://www.researchgate.net/profile/Evan-Edinger/publication/268005638/figure/fig18/AS:668574859411466@1536412076944/Alison-Copeland-operating-the-Garmin-178C-GPS-sonar-and-Shark-Marine-Drop-video-systems.jpg)