Tritech Device / Instrument
Gemini NBI
620 kHz narrow vertical beam imaging sonar with 130° swath and up to 30 scans per second for mining, excavation and trenching; titanium, 4000 m.
Description
The Gemini NBI is a narrow vertical beam imaging sonar intended for precise positioning relative to known targets rather than general obstacle avoidance. It operates at 620 kHz and covers a 130° sector.
Key features
- 620 kHz operating frequency
- 130° swath with update rates up to 30 scans per second
- 10 mm range resolution and 0.5° horizontal angular resolution
- Titanium housing rated to 4000 m
- Supported by Seanet Pro and Gemini software; SDK available
Applications
Subsea mining, excavation and trenching vehicles that need accurate positioning against seabed features and structures.
Specifications
| Operating frequency | 620 kHz |
|---|---|
| Depth rating | 4000 m |
| Swath | 130° |
| Range resolution | 10 mm |
| Horizontal angular resolution | 0.5° |
| Update rate | up to 30 scans per second |
| Material | Titanium |
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