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Monitor Wind Vane Self-Steering
9 November 2018 · 5 min · 26K views
What this video covers
The Monitor windvane provides mechanical self-steering by using an air vane as a sensor and a water-powered paddle as the actuator to move the boat's main rudder.3:08 The system operates without electricity, relying entirely on wind and water flow to maintain a course.2:26 When the boat deviates, the air vane tilts, triggering the water paddle to shift; this movement transfers force through a transmission to the vessel's tiller or wheel.3:45 Because the system requires balanced sail trim to function effectively, it serves as a training tool for sailors to optimize their sail plan.4:29 Unlike electronic autopilots, which depend on power generation and complex internal circuitry, the Monitor remains field-repairable in remote environments like the Arctic.3:16 A sailor successfully completed a single-handed circumnavigation of the Americas via the Northwest Passage using a 27-foot Albin Vega equipped with a Monitor windvane, logging 50,000 miles of total use.1:04 The unit showed minimal wear despite the harsh conditions of the high-latitude voyage.2:45
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