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17th March 2012, 12:16 AM
Thread: White sails
by BradLH- Replies
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Tell tails are used to optimize the sails angle...
Tell tails are used to optimize the sails angle of attack relative to the wind. With my PDR I've found that optimizing the sail angle of attack, relative to the wind, with the boom somewhere between...
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15th March 2012, 11:37 PM
Thread: White sails
by BradLH- Replies
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While going upwind I usually sheet in to where...
While going upwind I usually sheet in to where the boom is at the transom corner, then when the boat has good speed I sheet in to where the boom is at the inside corner of the deck.
When the wind... -
14th March 2012, 01:19 PM
Thread: center board V dagerboard?
by BradLH- Replies
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The cut down board and rudder may be contributing...
The cut down board and rudder may be contributing to the tacking problem you mentioned in your other post. You may be trying to compensate for the reduced rudder area by pushing the tiller further...
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14th March 2012, 12:20 PM
Thread: White sails
by BradLH- Replies
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If your sail looks similar to this you should be...
If your sail looks similar to this you should be close. This photo was taken while sailing in heavy wind, in lighter wind I would have the tack pulled back 50 to 75 mm.
What you want is a... -
18th January 2012, 04:04 AM
Thread: Mast Flex question for PDR Lug rig?
by BradLH- Replies
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This photo was taken by Kevin Hahn at the 2011...
This photo was taken by Kevin Hahn at the 2011 Worlds. I've enlarged it to the point it's not very clear but you can get an idea of how much my mast flexes with gusts in the mid 20 mph range. the...
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24th October 2011, 03:17 AM
Thread: OZ Racer Wins World Championship, Again
by BradLH- Replies
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This story was on the front page of the "Woodward...
This story was on the front page of the "Woodward News" today. It's a small town, population 12,000. Not a lot going on around here so they're usually desperate for something to print and my wife...
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23rd October 2011, 11:29 PM
Thread: OZ Racer Wins World Championship, Again
by BradLH- Replies
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You'd better wear padded seat pants and knee pads...
You'd better wear padded seat pants and knee pads if you're racing that far in a Puddle Duck. A masochistic mindset would be beneficial as well. :)
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23rd October 2011, 04:01 AM
Thread: OZ Racer Wins World Championship, Again
by BradLH- Replies
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That's Scott Widmier. You can read his account...
That's Scott Widmier. You can read his account on the races here 2011 Sail Oklahoma Puddle Duck Worlds
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22nd October 2011, 07:03 AM
Thread: OZ Racer Wins World Championship, Again
by BradLH- Replies
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Race Results
Race Results
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21st October 2011, 04:19 AM
Thread: OZ Racer Wins World Championship, Again
by BradLH- Replies
- 13
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- 2,889
If anyone is interested in seeing photos of the...
If anyone is interested in seeing photos of the 2011 Worlds Kevin Hahn has several hundred posted here.
https://picasaweb.google.com/117971817492705202273
Paul Cook also posted a video... -
14th October 2011, 07:06 AM
Thread: OZ Racer Wins World Championship, Again
by BradLH- Replies
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Passing the slow boat on the lee side was one of...
Passing the slow boat on the lee side was one of many mistakes I made that day :)
Crossing the finish of the last race. (photo credit John Owens) -
11th October 2011, 01:58 PM
Thread: OZ Racer Wins World Championship, Again
by BradLH- Replies
- 13
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- 2,889
OZ Racer Wins World Championship, Again
The 2011 Puddle Duck World Championship was held Saturday at Lake Eufaula, Oklahoma.
A class legal OZ took first place, a Welsford designed Kiwi sailed by John Welsford tied for second, and a... -
13th May 2011, 12:03 AM
Thread: Dry Scarf Joints
by BradLH- Replies
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When mixing epoxy I use translucent drinking...
When mixing epoxy I use translucent drinking cups. After mixing the epoxy I add silica, while looking through the side of the cup, to a point that doubles the depth. If there's an inch of epoxy in...
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12th May 2011, 01:39 AM
Thread: Sabre Dinghy
by BradLH- Replies
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No, I cut on the template lines and split the...
No, I cut on the template lines and split the tolerances on most of the dimensional lumber. I did make the board and rudder maximum width.
I'd read about pushing the limit on the transom chine... -
11th May 2011, 06:21 AM
Thread: Sabre Dinghy
by BradLH- Replies
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A few more.
A few more.
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11th May 2011, 06:06 AM
Thread: Sabre Dinghy
by BradLH- Replies
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Sabre Dinghy
No, it's not a Storer design but Mik has written an article on how to make them go fast and I did use his custom foil templates.
I've been working on it off and on for several months and finally... -
3rd April 2011, 12:48 AM
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Good to hear the new varnish is working well.
Good to hear the new varnish is working well.
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23rd March 2011, 01:59 PM
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I'm feeling the back pain. Spent most of the day...
I'm feeling the back pain. Spent most of the day bent over sanding the floor in this today. The good thing is I'm not going for a show quality finish since it's going to be a race boat. :)
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15th February 2011, 12:14 PM
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You're right, that's why I don't think either of...
You're right, that's why I don't think either of them should be thought of as "really seaworthy" :)
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15th February 2011, 10:41 AM
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When seaworthiness is mentioned I'm thinking big...
When seaworthiness is mentioned I'm thinking big waves and wind blowing dogs off chains. I don't know how the OozeGooze will perform in those conditions but I can tell you that taking big waves on...
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13th February 2011, 10:57 AM
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If I were caught out in heavy weather I think I'd...
If I were caught out in heavy weather I think I'd rather be in a Scamp but that's about the only advantage I see over the OozeGooze.
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13th February 2011, 02:28 AM
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The biggest difference I see in the OozeGoose and...
The biggest difference I see in the OozeGoose and Scamp is room in the cabin. You can actually sleep lying down in the Goose cabin.
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It's possible. I chased down and passed a WWP 19...
It's possible. I chased down and passed a WWP 19 at Sail Oklahoma. He had his genoa poled out running wing and wing, doing everything he could to stay ahead. Says he still has nightmares about a...
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I don't think registering your boat and getting a...
I don't think registering your boat and getting a number will be a problem.
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I would think the OZ would be as good a kids boat...
I would think the OZ would be as good a kids boat as the Optimist or Sabot, maybe better, and a lot less expensive. If you're looking for a cheap fun boat that kids and adults both can enjoy the OZ...
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If the Race Committee at your club is anything...
If the Race Committee at your club is anything like the one at my club they won't be happy when you show up on the line with an OZRacer. Our RC can't officially start drinking beer until the last...
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3rd January 2011, 01:24 AM
Thread: Converting a Rower to a double paddle boat
by BradLH- Replies
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I've tried using a kayak paddle in a boat similar...
I've tried using a kayak paddle in a boat similar to that. It's difficult to make forward progress due to the boat turning sharply with each stroke.
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27th November 2010, 03:06 PM
Thread: GIS Lugs’l Design (and eventually, build)
by BradLH- Replies
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I thought the GIS guys were getting everything...
I thought the GIS guys were getting everything figured out :)
I really don't have much time in the OZ, maybe 30 hours, so I definitely don't have anything optimized. There are three things I've... -
27th November 2010, 04:37 AM
Thread: GIS Lugs’l Design (and eventually, build)
by BradLH- Replies
- 47
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Mik, These were your recommendations a year...
Mik,
These were your recommendations a year ago. Do they need updating?
10% draft for upwind in rough water or when you are looking for more power
14% when reaching with flow attached to the... -
15th October 2010, 09:44 AM
Thread: OZ vs Kiwi
by BradLH- Replies
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Mik, My traveler block is tied in the center...
Mik,
My traveler block is tied in the center so I can get the boom closer to the centerline going upwind. I sheet the boom in about halfway between the corner and center of the transom sometimes,... -
15th October 2010, 06:33 AM
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I can see how a person could slide down into the...
I can see how a person could slide down into the cabin feet first but I'm wondering how you get turned around, unfolded, and in the prone position with feet towards the transom without being a...
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15th October 2010, 02:40 AM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
This is a photo of my OZ in a gust. If you...
This is a photo of my OZ in a gust. If you enlarge it you may be able to see that vang has the boom bowed but the head is still twisted off depowering the sail.
Needs more downhaul :)
Brad -
15th October 2010, 02:22 AM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
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- 11,064
You left out 2010 SDDP winner :) The reason I...
You left out 2010 SDDP winner :)
The reason I said 99.9% is there will always be the 0.1% of us who are never satisfied and will always be looking for a little bit more speed.
Brad -
14th October 2010, 10:18 AM
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Pulling my 6:1 vang on a broad reach or run can...
Pulling my 6:1 vang on a broad reach or run can be a bit of a struggle with the 90 sf OZ sail. The cleat is located at the back of the centercase so it's a sideways pull toward the transom, if it...
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14th October 2010, 07:55 AM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
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- 11,064
Mik, I know you struggle with it but it's...
Mik,
I know you struggle with it but it's really a marketing issue. You can try to hide it but those of us who read your stuff realize you're OBSESSED with speed. :)
Brad -
14th October 2010, 05:50 AM
Thread: First Launch dutch pdracer 460
by BradLH- Replies
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Very nice looking boat, beautiful scenery too. ...
Very nice looking boat, beautiful scenery too. Looks like a great place to sail and if you're like me you'll enjoy sailing much more than rowing.
Brad -
14th October 2010, 01:50 AM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
You'll notice my form isn't great and I'm not...
You'll notice my form isn't great and I'm not keeping the boat flat but it's because I'm trying to conserve energy:) Some in the group logged 10 GPS miles on that beat.
It still amazes me that a... -
14th October 2010, 01:30 AM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
Rick, I read your post, good stuff. My rig...
Rick,
I read your post, good stuff.
My rig is stiff enough that I don't have what Bethwaite calls the self adjusting or automatic rig. Mik has designed that into his rigs with the tapered yard... -
14th October 2010, 12:45 AM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
Woodeneye, Yes, the diagonal or tension...
Woodeneye,
Yes, the diagonal or tension lashing you're pointing out would go slack when downhaul was applied, before I put the eyestrap on the vertical throat to yard lashing. I've thought about... -
13th October 2010, 04:06 PM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
Rick, This is the discussion I was referring...
Rick,
This is the discussion I was referring to: Yahoo! Groups
Brad -
13th October 2010, 02:28 PM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
Rick, I don't know how the aluminum would...
Rick,
I don't know how the aluminum would compare to wood since with wood there is a wide range of stiffness depending on species, grain spacing, grain orientation, and other variables. The yard... -
12th October 2010, 11:57 PM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
This is a photo taken Saturday in moderate to...
This is a photo taken Saturday in moderate to heavy wind.
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12th October 2010, 11:50 PM
Thread: OZ vs Kiwi
by BradLH- Replies
- 24
- Views
- 11,064
OZ vs Kiwi
While preparing for the race at the Sail Oklahoma messabout I had two concerns. One was I'd been reading about a recently completed Kiwi PDR that was reported to be very fast. The other was some...
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9th October 2010, 10:23 PM
Thread: Balance lug draft
by BradLH- Replies
- 13
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- 3,458
Well, I think my OZ is a nice boat and most...
Well, I think my OZ is a nice boat and most everyone who sees it thinks it's a nice boat also :)
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8th October 2010, 01:59 PM
Thread: Balance lug draft
by BradLH- Replies
- 13
- Views
- 3,458
Ian, Thanks for the reply. I really like...
Ian,
Thanks for the reply.
I really like the way the McNamara sail looks but I don't think I could justify the cost of a high end sail for a PD Racer. I was hoping the Duckworks sail was... -
8th October 2010, 05:56 AM
Thread: Balance lug draft
by BradLH- Replies
- 13
- Views
- 3,458
Balance lug draft
Are the custom made Dacron balanced lug sail panels cut and sewn to give the sail draft, or do they rely only on head curvature for draft in the upper part of the sail like the polytarp sails?
Brad -
14th September 2010, 02:29 PM
Thread: Oklahoma OZ PDR
by BradLH- Replies
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Mik, Do you think 5.1 mph over...
Mik,
Do you think 5.1 mph over five miles sounds reasonable?
I know my timing was accurate but I got the distances from this table: ... -
14th September 2010, 01:29 PM
Thread: Mystery Oz PDR prototype
by BradLH- Replies
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I forgot to mention I put the carlins below the...
I forgot to mention I put the carlins below the side decks. That shortened the side tank faces and left more for the foredeck also.
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14th September 2010, 01:13 PM
Thread: Oklahoma OZ PDR
by BradLH- Replies
- 52
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- 8,320
The boat felt good. There were a few brief...
The boat felt good. There were a few brief moments when I had some weather helm due to the hull getting off balance but other than that the helm felt balanced and it required very little movement of...
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14th September 2010, 05:43 AM
Thread: Oklahoma OZ PDR
by BradLH- Replies
- 52
- Views
- 8,320
"Even a blind squirrel finds a nut now and then"...
"Even a blind squirrel finds a nut now and then"
It took two shots but I managed to get lucky enough win the SDDP (Same Day Different Place) race Saturday.
When I started the wind was 16...