I have had a NIS 23 for 15 years and it is my favourite boat to sail. The good bits, quick and easy to rig, easy and fast to sail. The bad bit,...
RE. Madmans Woodyard, The name Craig Colson springs to mind.
The Syndicate has been in QLD many years now and is used most weekends. It is a...
neither of the above although similar to 2. Its a Sonata produced in Australia
Its a Mull, don't know the history of the rudder, Its over 30 years old.
I will build a new blade and shaft.
Blade is already an approx naca00 profile I would like to bring the percentage down to 10 or 12 %
I would actually like to decrease the shaft diameter to get a better rudder profile
I am doing a refit including a new rudder.
The old shaft is 60mm by 3mm wall ss tube.
I have had no trouble with this setup but I am...
Anythings possible, BUT, the gudgeons are 9" apart and the load on them is considerable. They wear out quickly and are a weak point.
Make the steering more predictable. Hopefully keep the rudder in the water and the boat under control
NO, it is a Sonata Keelboat similar to the one in the photo.
The keel is already modified with a bulb.
I am interested in steering performance...
What is the most efficent position for the rudder.? On the stern as in photo (not my boat but similar) or underneath foreward of the...
the boat is a credit to you, what a finish.
Can you post a link to the photos, I can't find them.
Put my name down for a book too please.
A Question For Australians
Anybody know of this boat. Built by Clem Masters QLD. Named now "Rapt in Blue"
Thanks very much for the info.
I am looking at replacing an existing lifting fin with 2 bilgeboards. The object of the exercise is to free up floor area in the cabin. lifting...
one of a pair of bilgeboards.
chord length .5 Mt.
speed 3 Mt. a second
Renolds number approx 100,000.
Does that sound right?
Now I have too many choices, What would be a common section used?
Where would I find a drawing/ offsets for a asymmetrical fin section?