Sowbot Unveils Open-Hardware Ag Robot with RTK GPS
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- Sowbot's Open AgBot ecosystem is designed to eliminate ~18 months of R&D for ag-robotics startups by pre-building the 'plumbing' — drivers, networking, and UI — so teams can focus on proprietary tasks like seeding algorithms.
- The Open AgBot brain is a stackable 10 cm × 10 cm module housing two Avaota A1 SBCs over a single ethernet cable: Board A runs ROS 2 navigation and safety watchdogs, while Board B handles camera drivers and neural-network inference (e.g., YOLO).
- Dual GNSS RTK receivers deliver centimeter-scale positioning and native CAN bus support enables field-level communication, with all schematics, PCB layouts, and firmware released under open licences.
- The compute unit ships in a rugged, waterproof aluminum enclosure with M12 connectors, and the chassis integrates batteries rated for low-temperature charging below 0°C for long-term outdoor deployment.
- Sowbot is currently mid-pivot to a tracked platform — the body BOM is in review — while the smaller Sowbot Pico dev platform remains under testing pending Lizard firmware work.
- For researchers, the project promises a stable, repeatable environment where experiments can be shared across labs simply by sharing a Docker image.
Why it matters: By packaging the unglamorous robotics infrastructure — RTK positioning, CAN bus, motor control, ROS 2 navigation — under open hardware licences, Sowbot is positioning itself as a shared foundation layer that could compress time-to-field for both ag-robotics startups and academic labs, with a chassis redesign underway to keep the reference platform field-ready.
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