Please advise how to join AYRS. I'm affraid that I couldn't learn how to join AYRS from the PDF dokument http://www.dcss.org/joinAYRS.html Am I to print the...
I didn't realise that page was still up on Dave's site! Try http://www.ayrs.org/joinAYRS.htm, and download the current form from there. Cheers Simon Fishwick ...
Dave I have a hydrofoil for a windsurfer but being over a certain age I can't test it. Volunteers are in short supply in my circle of friends. Bob ... ...
I think the reason why he's doing about 15 knots is simply because he's sheeted out. He's holding it at that horrible point of sailing where you sheet out and...
Jake Frith
jake.frith@...
Dec 11, 2005 9:12 pm
97
AYRS has a short piece of video of the Airchair foil (see AYRS #118 pub 1995) in a test rig when Cory Roeseler was trying it with a kite. Because the main foil...
... But the force must be far more vertical than intuition would suggest. Some of the trim undoubtedly comes from the hydrofoil tail, but the rig can't be...
... These are all forces internal to the system. The external forces are what's important for establishing the equilibrium of the board, sail, and pilot...
Having ridden and measured such foils with Air Chairs and surf boards behind boats and kites, I have a few comments: 1. At the speed shown in the video...
Dear all, There's a fantastic photo and a write up on http://www.boatingoz.com.au/news05/1213.htm Jake Frith Web Editor Royal Yachting Association, RYA House, ...
G'day, Further to my search for a permanently mounted propellor on a racing proa I have come up with a surface piercing prop mounted on one of the beams. The...
Hello Rob, Your idea of a surface piercing propeller has been and still is used on canoes in the form of a maximum of 2 hp outboard motor on one outside. A ...
Nico Boon
nboon@...
Dec 24, 2005 4:09 pm
105
G'day, I am posting a report, photos and a video by Luke Timmermans, a potential Visonarry (15m/5-' harryproa) builder who came along for the first sail. It...
At http://www.endlessflyers.com/images/videos/didiercostes.mpg there are some videos of the blimp/hapa combination with which Didier Costes was involved....
... Wow, thank you very much for this fantastic link, Robert! I'm amazed how much Didier did! Are you here, Didier? ... The video seems to be a MPEG type, one...
Theo Schmidt
tschmidt@...
Jan 2, 2006 8:49 pm
111
Simon's suggestion of using Quicktime already fixed the problem. Some of the videos stop rather suddenly, but it's still interesting stuff. I hope Didier can...
I put two pictures of the canoe with stabilising foils into the Files section. I don't think I will use the foils again on this boat, because that extra third...
... It's OK, I've held long harangues on both windsurf and multihull forums about wether kite-powered craft--any kite-powered craft--are sailboats at all! ...
... Dave, I don't want to get involved in long harangues, and think that kite powered craft are sailing craft. However, playing devil's advocate somewhat, I...
Jake Frith
jake.frith@...
Jan 6, 2006 12:13 pm
119
<snip> I'm aware that power can be temporarily ... across ... once ... position ... <snip> This is not a temporary increase in power, it can be sustained since...
... I'm so happy you've written, Jake! I don't like harangues either, and certainly don't want to impugn you, the ISAF or especially the WSSRC, but you have...
