Garmin GSD 28 Advanced Sonar Module
The Garmin GSD 28 provides an advanced sonar module for compatible Garmin marine electronics. Its dedicated processing supports detailed underwater information, helping operators evaluate depth, targets, and structure while allowing the vessel to use a separately selected transducer and connected display.
Garmin GSD 28 Advanced Sonar Module Technical Specifications
| Brand | Garmin |
| Model | GSD 28 (010-02613-00) |
| Sonar Technology | Garmin RapidReturn™ High-Definition Sonar |
| Power Output | 300W to 3kW (Transducer dependent) |
| Channels | Dual-Channel CHIRP (Low, Medium, High) |
| Frequency Range | 25 kHz to 250 kHz |
| Features | xCHIRP technology for superior target separation |
| Compatibility | GPSMAP 8000/9000 series, GPSMAP 7x3/9x3/12x3 |
| Warranty | 2-Year Limited Warranty |
| Origin | Made in Taiwan |
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