Intelligent Robot Car Chassis RT4 Overview The RT4 intelligent car chassis combines line tracking, obstacle avoidance, encoder feedback, and strong magnetic motors in a compact, modular platform. It is designed to accelerate development of small autonomous vehicles and educational robot projects by providing reliable drive hardware and precise motion feedback. Key benefits Ready for prototyping and learning: Integrates core drive and sensing features so builders can focus on control logic and algorithms rather than mechanical assembly. Precise motion control: Builtin code wheel encoder delivers accurate speed and position feedback for smoother motion, reliable line following, and closed loop control. Stable drive performance: Strong magnetic motors provide higher torque and consistent power for carrying sensors and small payloads, improving responsiveness on varied surfaces. Easy integration: Standard mounting points and modular layout simplify installation of control boards, sensors, and battery packs for fast iteration. Main functions Line tracking: Supports line following tasks using sensor modules, enabling coursework and autonomous navigation experiments. Obstacle avoidance: Compatible with common distance sensors for autonomous stop, detour, or reroute behaviors. Encoder feedback: Code wheel provides pulse signals for speed measurement, odometry, and PID control. Differential drive: Independent left and right motor control allows accurate turning and precise path control. Compatibility and integration Designed for use with common microcontroller and single board controllers and typical sensor modules. Standardized mounting holes accommodate a variety of control boards, motor drivers, sensors, and battery holders. Electrical interfaces support typical motor driver modules and encoder input circuits. Materials, size, and build Compact chassis footprint suitable for desktop experiments and classroom kits. Durable construction intended for repeated assembly and testing cycles. Modular components allow adding sensors, brackets, and payloads without major redesign. Performance highlights torque magnetic motors provide steady acceleration and improved load handling for mounted electronics. Code wheel encoder enables accurate speed regulation and distance estimation for more reliable navigation. Stable differential drive design simplifies control algorithm implementation and improves maneuverability. Practical applications and scenarios Classroom robotics: Use RT4 as a handson platform for teaching line following, basic control theory, PID tuning, and obstacle avoidance algorithms. Prototype autonomous delivery or inspection models: Build small proofofconcept robots that navigate corridors, avoid obstacles, and track predefined lines or paths. Hobby and competition projects: sensors and control logic to compete in line following challenges or to develop autonomous behaviors for hobby robot contests. Who should choose this chassis Students and educators building practical labs and demonstrations. Hobbyists and makers prototyping autonomous ground vehicles. Developers testing navigation algorithms that require encoder feedback and reliable drive motors. Model identification Model: rt4 This chassis provides an integrated, modular foundation for building small autonomous robots that require tracking, obstacle avoidance, and encoderbased motion control. It is suited to educational environments, hobby projects, and rapid prototyping.