Would telltales work for sailboarding?

> 10 years ago
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sboardcrazy
sboardcrazy
NSW
8333 posts
NSW, 8333 posts
10 Feb 2010 10:34am
I was trying to work out how to know when my wooden feeling cammed sail was at the optimum angle to the wind & then I remembered the telltales we used to have stuck on the sail for sailing.
I wonder if they would work on a sailboard sail as an additional check ?
FormulaNova
FormulaNova
WA
15100 posts
WA, 15100 posts
10 Feb 2010 8:44am
Getting back to your original question, there should be no loss of feel with cammed sails other than they are more stable in gusts.

I sail with cammed sails almost all the time and the only disadvantage I find with them is the waterstarting issue, and even that's not a big deal these days.

There is no loss in the ability to feel the wind direction and you don't need to have a GPS to know when you are sailing well. Like others have mentioned, you may not have it rigged correctly.

They can sometimes be difficult when rigged on a mast with the wrong bend curve, which may result in poor rotation of the cams or a leech that is too tight or too loose.

If they are rigged incorrectly you may find them twitchy, but when rigged right are generally smooth.

How is this sail rigged compared to the recommended settings?

x sport guy
x sport guy
VIC
110 posts
VIC, 110 posts
10 Feb 2010 2:20pm
I had wondered if telltales were worth trying, but in my case them and the sail would spend most of the time wet, stuck to the sail and useless.... a bit like me after a catapult
NotWal
NotWal
QLD
7436 posts
QLD, 7436 posts
10 Feb 2010 2:34pm
x sport guy said...

I had wondered if telltales were worth trying, but in my case them and the sail would spend most of the time wet, stuck to the sail and useless.... a bit like me after a catapult


They say you should stick them on facing backwards so they are less inclined to stick when wet. Audio cassette tape is recommended.

How would you monitor them? Maybe with a GoPro cam.
Mobydisc
Mobydisc
NSW
9029 posts
NSW, 9029 posts
10 Feb 2010 4:25pm
Not sure if telltales are really that necessary when windurfing. The intereface between the sail and the rider, the boom, gives pretty reasonable feedback to changes of wind direction and how the wind is interacting with the sail. Keeping an eye on the telltales would also be difficult unless you used a camera like NotWal suggests.
sboardcrazy
sboardcrazy
NSW
8333 posts
NSW, 8333 posts
10 Feb 2010 4:58pm
FormulaNova said...

Getting back to your original question, there should be no loss of feel with cammed sails other than they are more stable in gusts.

I sail with cammed sails almost all the time and the only disadvantage I find with them is the waterstarting issue, and even that's not a big deal these days.

There is no loss in the ability to feel the wind direction and you don't need to have a GPS to know when you are sailing well. Like others have mentioned, you may not have it rigged correctly.

They can sometimes be difficult when rigged on a mast with the wrong bend curve, which may result in poor rotation of the cams or a leech that is too tight or too loose.

If they are rigged incorrectly you may find them twitchy, but when rigged right are generally smooth.

How is this sail rigged compared to the recommended settings?




Shi..use. It need a 460 mast.Its a sailworks one so it should have the correct bend other than the fact that Im using a lot of mast extension.. I have a 430 + 45cm extension that interferes with putting the sail on & off.The luff is really tight over the top of the extension & this is 6" below the bottom camber - I need help to get it on & off the mast as the luff is so tight down low. I think I can only just get enough downhaul..475cm mast ( 430 + 45cm ext) + 186cm boom.The boom is so short I have to bring it down from the top & squeeze it over the battens to get it on & then the clew sits on the boom end .I can probably outhaul it 1cm..?
So not ideal..

sboardcrazy
sboardcrazy
NSW
8333 posts
NSW, 8333 posts
10 Feb 2010 5:01pm
x sport guy said...

I had wondered if telltales were worth trying, but in my case them and the sail would spend most of the time wet, stuck to the sail and useless.... a bit like me after a catapult

Bugger..I hadnt thought about that..them being wet etc..

sboardcrazy
sboardcrazy
NSW
8333 posts
NSW, 8333 posts
10 Feb 2010 5:03pm
NotWal said...

x sport guy said...

I had wondered if telltales were worth trying, but in my case them and the sail would spend most of the time wet, stuck to the sail and useless.... a bit like me after a catapult


They say you should stick them on facing backwards so they are less inclined to stick when wet. Audio cassette tape is recommended.

How would you monitor them? Maybe with a GoPro cam.

Why audio cassette tape? Why not just buy the ones for sailing? Wouldnt you be able to see them through the clear part of the sail? I havent actually got a sail out & had a look.
Assuming they'd work the same as on a yachts sail ..just glance at them occasionally & adjust the rig angle to get them both flowing.Its been 25 years since Ive sailed so the memories a bit vague but I think if the inner one is stalling the sail needs to come on & if the outer is flying up you need to ease it off..correct me if Im wrong..
Im talking about subplaning conditions or when you are just getting going..probably be too "busy" to look when you are hoiking along..

nebbian
nebbian
WA
6277 posts
WA, 6277 posts
10 Feb 2010 2:18pm
Cassette tape sticks to the sail, use wool instead...
MikeyS
MikeyS
VIC
1509 posts
VIC, 1509 posts
10 Feb 2010 6:06pm

Assuming they'd work the same as on a yachts sail ..just glance at them occasionally & adjust the rig angle to get them both flowing.


If you can't feel it in your hands/body, I don't think seeing it in the tell tales is going to help you adjust the rig, more so in subplaning conditions. Sure telltales are useful when you've got a fixed rig to trim, but on a sailboard where you are constantly making subtle adjustments every few seconds, or pumping to get on the plane when you see/feel a bit of a gust, I doubt that the feedback from a telltale would be of much use.
sboardcrazy
sboardcrazy
NSW
8333 posts
NSW, 8333 posts
10 Feb 2010 9:49pm
MikeyS said...


Assuming they'd work the same as on a yachts sail ..just glance at them occasionally & adjust the rig angle to get them both flowing.


If you can't feel it in your hands/body, I don't think seeing it in the tell tales is going to help you adjust the rig, more so in subplaning conditions. Sure telltales are useful when you've got a fixed rig to trim, but on a sailboard where you are constantly making subtle adjustments every few seconds, or pumping to get on the plane when you see/feel a bit of a gust, I doubt that the feedback from a telltale would be of much use.


Maybe but it made me feel better for a while..I suppose it wouldnt cost much to try it..

FormulaNova
FormulaNova
WA
15100 posts
WA, 15100 posts
10 Feb 2010 7:14pm
sboardcrazy said...


Shi..use. It need a 460 mast.Its a sailworks one so it should have the correct bend other than the fact that Im using a lot of mast extension.. I have a 430 + 45cm extension that interferes with putting the sail on & off.The luff is really tight over the top of the extension & this is 6" below the bottom camber - I need help to get it on & off the mast as the luff is so tight down low. I think I can only just get enough downhaul..475cm mast ( 430 + 45cm ext) + 186cm boom.The boom is so short I have to bring it down from the top & squeeze it over the battens to get it on & then the clew sits on the boom end .I can probably outhaul it 1cm..?
So not ideal..




I don't know what to say. Your description suggests it is not rigged on a good matching mast and extension, and together with the boom being possibly too short, means it may be why you are not feeling that comfortable with this sail.

Is there a chance of borrowing someones 460 and a bigger boom and trying that?
sboardcrazy
sboardcrazy
NSW
8333 posts
NSW, 8333 posts
11 Feb 2010 9:20am
FormulaNova said...

sboardcrazy said...


Shi..use. It need a 460 mast.Its a sailworks one so it should have the correct bend other than the fact that Im using a lot of mast extension.. I have a 430 + 45cm extension that interferes with putting the sail on & off.The luff is really tight over the top of the extension & this is 6" below the bottom camber - I need help to get it on & off the mast as the luff is so tight down low. I think I can only just get enough downhaul..475cm mast ( 430 + 45cm ext) + 186cm boom.The boom is so short I have to bring it down from the top & squeeze it over the battens to get it on & then the clew sits on the boom end .I can probably outhaul it 1cm..?
So not ideal..




I don't know what to say. Your description suggests it is not rigged on a good matching mast and extension, and together with the boom being possibly too short, means it may be why you are not feeling that comfortable with this sail.

Is there a chance of borrowing someones 460 and a bigger boom and trying that?


I suppose I can ask but id think that theyd be using them when i needed them.

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