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I recently tried to back my 5m Jarcat with an outboard. Half a knot if I was lucky compared with 10 knots forward. Getting off a beach with an outboard in...
I can relate to that. Depends on your prop pitch. Most outboards are designed to go (1) way thus have their tips cupped for maximum thrust transfer aft. Of...
... just ... not ... electric ... Hi John, Have you considered a couple of Etek motors instead of the Solomon solution? The advantages as I see them are: -Less...
Hi ya Col......... I have known about ETEK for over a year. After doing a bunch of digging found out they have about half the torque at max output, as a...
-Could the 200 odd kg of batteries and the drive be kept in a pod , keeping the weight more outboard and the centre of drive more central and keeping the...
Robert, Of course you can always put batteries in an optimal location. But optimization has "some" considerations. Outboard is where we live so they take up...
John, It is obvious that you have done your homework and have thought deeply and practically of the issues. Short of super cooled super conductors or heavy...
Yes sir, The submarine pod would be extreme and agree the maintenance would be duties of a small child. Of course the pod would take added weight just for the...
... be ... changes ... Foils have been a mess for designers. They add drag at low speed, at ... like ... I was thinking of minimal foils for damping...
Might work on a smaller harry. But major problem for a visionarry. See http://www.foils.org/sailfoil.htm for info regarding foils and their designs. I think...
Ive looked at these before I struggle with the cost of them when compared to some other types. There is also the charging situation. You cannot trickle charge...
I am happy to let them post when they can find a moment to scratch themselves. Maybe some generous souls could chip in for admin assistance. ... will ... ...
I agree that it would be good but It would be a nightmare to build and fit and the extra weight The only advantage I see is for motor sailing. Rgs Tony ... ...
Thanks Robert. No admin funds, paid subscriptions, or 'digs' of any kind (thanks all the same JT) will expedite posting. We don't want to bore over 300 people...
Actually I personally do care about the mundane things cause interesting tips or issues surface. The elevation of the lower strut support for the rudder has...
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