Autopilot versus Windpilot
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Windpilot: for
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Autopilot: against
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| steers to the wind |
steering a compass course under sail less than ideal
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| uses no electricity |
consumes electricity |
| available steering force increases as wind builds |
steering performance deteriorates as sea builds |
| responds immediately with no time lag |
delayed response |
| silent operation |
operating noise |
| mechanically reliable |
relatively unreliable |
| robust construction |
wind sensor not ideal |
| auxiliary rudder can double up as an emergency rudder |
discontinuous steering |
| all but unlimited service life |
limited life expectancy
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little wear on main rudder bearings
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greater pressure on main rudder bearings
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Windpilot: against
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Autopilot: for
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| visible |
invisible
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| can be set up wrong |
simple to operate
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| auxiliary rudder changes handling characteristics when manoeuvring |
can be used when motoring
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| bathing ladder has to be offset to one side |
can be networked with navigation instruments
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| no use in a flat calm |
compact
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| can be difficult to install |
attractive price (cockpit autopilots)
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