Is anyone actually using a bi-directional Speer foil?
If so, how nasty is the vortex shedding? Also does the feathering arrangement need any speed to reset its position after a shunt - meaning can the steering be left unattended during a shunt?
Rick
On 21/01/2014, at 6:26 AM, Mike Crawford <mcrawf@nuomo.com> wrote:
Beam-mounted Speer section bidirectional kick-up retractable rudders, preferably using tillers with long extensions
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