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11-25-2020, 01:23 PM
Thread: Ski reviews: Qualitative vs Quantitative
by endre- Replies
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It is a fixed reference now, it is based on the...
It is a fixed reference now, it is based on the first three years of testing (2006-2009), but as it is interesting to compare skis back in time and also track development of flex curves we fixed it....
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11-25-2020, 12:30 PM
Thread: Ski reviews: Qualitative vs Quantitative
by endre- Replies
- 86
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- 37,522
You will find all the data and a review in...
You will find all the data and a review in norwegian if you follow the link to FriFlyt.no. This should be more easily available internatinally imo.
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11-25-2020, 12:22 PM
Thread: Ski reviews: Qualitative vs Quantitative
by endre- Replies
- 86
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- 37,522
Sorry, My bad. seems like they have taken down...
Sorry, My bad. seems like they have taken down the info. Will find what happened to it and get back to you, if not I will dump it on www.eviski.com
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11-25-2020, 12:17 PM
Thread: Ski reviews: Qualitative vs Quantitative
by endre- Replies
- 86
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- 37,522
We are still measuring around 100 pairs of skis...
We are still measuring around 100 pairs of skis every year, most of the data is on skitest.com. SFI is a norm adjusted to the average ski stiffness, five segments of the ski, 5=average back to...
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10-13-2014, 02:32 PM
Thread: superlight skis?
by endre- Replies
- 108
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- 18,468
We have experienced no problems with this. We...
We have experienced no problems with this. We have used them full days in resorts where we took them on and off all day. The force of the bolt will crush the potencial ice in the hole.
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10-13-2014, 12:34 AM
Thread: superlight skis?
by endre- Replies
- 108
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- 18,468
Thanks. That is just the thought we had...
Thanks.
That is just the thought we had when we were testing it in the beginning. Off course is possible to fill a ski with stuff that makes a heavier but better allround ski. But not a lot... -
10-12-2014, 02:31 AM
Thread: superlight skis?
by endre- Replies
- 108
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- 18,468
http://www.eviski.com/PublicData/SkiModels/87.png
http://www.eviski.com/PublicData/SkiModels/87.png
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10-12-2014, 02:27 AM
Thread: superlight skis?
by endre- Replies
- 108
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- 18,468
Ok, I am sorry for my rude response, I will give...
Ok, I am sorry for my rude response, I will give you gentlemen a full theory summary (the same info that was on the link I posted, which also contains Images):
800grams on your legs equals about... -
10-08-2014, 09:02 AM
Thread: superlight skis?
by endre- Replies
- 108
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It works.
It works.
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10-06-2014, 03:34 PM
Thread: superlight skis?
by endre- Replies
- 108
- Views
- 18,468
We just launched a new model of too light skis...
We just launched a new model of too light skis with a real solution to the light-skis-suck dilemma.
1300gr 100mm waist 180cm (0,69g/cm2)
1350gr 100mm waist 185cm (0,69g/cm2)
1400gr 100mm waist... -
09-24-2014, 04:56 PM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
Hi. No we keep the same reference, which was the...
Hi. No we keep the same reference, which was the years 2007-2008. Actually the average SFI for all the skis we measured for 2015 was SFI 5.0 5.1 5.0 4.7 4.4 (it should be 55555 in theory). This...
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09-24-2014, 03:28 PM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
Good point, that seems to often be true. The...
Good point, that seems to often be true. The stiffer the skis sound, the softer they are. Stöcklis are traditionally very soft in the tip areas. But the Stormriders sure sound and look stiff. A...
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09-24-2014, 04:47 AM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
I just updated the list of SFI's with 100 pairs...
I just updated the list of SFI's with 100 pairs of 2015 skis:
http://www.eviski.com/Index.aspx?PageUrl=forum&Forum=Tab=Topic,TopicID=40,PostsList,Page=1 -
08-13-2014, 12:05 PM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
Anyone in here who knows who is behind this...
Anyone in here who knows who is behind this page?:
http://www.skiflex.com/product.php?id_product=11
It seems like they are trying to use the SFI idea and call it their own. I don't know if they... -
05-21-2014, 11:04 PM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
thank you! -A "show all skis" button is one of...
thank you! -A "show all skis" button is one of the things on the list. When we are fully up and running in september there will be very many models and lengths (100+), at that point it will make more...
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05-21-2014, 12:18 PM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
I forgot to take those protos out of the list. (I...
I forgot to take those protos out of the list. (I have now) These measurements are from pre-production skis, stiffest one is from pressing with double amount of glass (trygvepro) on the same core...
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05-21-2014, 12:05 PM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
(There's nothing Euro about that decision). I had...
(There's nothing Euro about that decision). I had a few rounds before deciding to change around from tail to tip: The arguments speaking for tip first: That's how people are used to read width...
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05-20-2014, 07:21 AM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
It's rad!
It's rad!
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05-16-2014, 02:58 PM
Thread: Ski Flex Index 2008-2014
by endre- Replies
- 23
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- 5,162
Ski Flex Index 2008-2014
Ski Flex Index history 2008-2014
Updated: also containing SFI of 2015 skis:
http://www.eviski.com/Index.aspx?PageUrl=forum&Forum=Tab=Topic,TopicID=40,PostsList,Page=1 -
09-26-2008, 02:11 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
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- 14,632
This fall is all I can say, I have got some other...
This fall is all I can say, I have got some other things going on, may be late october?
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09-26-2008, 12:43 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
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- 14,632
Wait and see, I think it will be noticed. (at...
Wait and see, I think it will be noticed. (at least here);)
e -
09-25-2008, 02:28 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
I am not shure if there will be one, I have...
I am not shure if there will be one, I have tested next years skis, but as it looks now it is too much work to trace all the curves. The SFI numbers will probably be published though, they describe...
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08-27-2008, 02:41 PM
Thread: The Official Ski Weight Thread
by endre- Replies
- 279
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- 581,237
Line Mothership 08/09 is 2708 grams (1 ski)
Line Mothership 08/09 is 2708 grams (1 ski)
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06-10-2008, 05:46 AM
Thread: 2009 Line mothership?!
by endre- Replies
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they are super stiff, medium front tip though.
they are super stiff, medium front tip though.
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04-09-2008, 05:33 PM
Thread: 2009 Line mothership?!
by endre- Replies
- 123
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- 28,771
you don'tneed illustrator to veiw/hide layers....
you don'tneed illustrator to veiw/hide layers. Open it in acrobat reader, it should have a layers pallette.
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04-03-2008, 07:00 AM
Thread: 2009 Line mothership?!
by endre- Replies
- 123
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- 28,771
SFI mothership
I have measured the Mothership 2009. The Ski Flex Index is 6 9 8 6 5 (Dynastar XXL 2009 is 7 6 6 6 6. For soft ski reference: Line EP Pro 2009 is 3 2 3 3 3)
In short, they are among the 3-4... -
12-08-2007, 05:36 AM
Thread: Who's got them - Fischer Dukes
by endre- Replies
- 5
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- 1,269
they are called fischer 207 now, aren't they? ...
they are called fischer 207 now, aren't they?
Marker beet them with two weeks to that name -
12-07-2007, 06:01 PM
Thread: ski geometry and weight
by endre- Replies
- 12
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- 5,483
Here are next year's curves: ...
Here are next year's curves:
http://www.friflyt.no/files/SFI_2008.pdf -
11-28-2007, 11:55 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
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- 14,632
SFI update
I have updated the PDF with next year's skis, plus a new stndard for describing flex profiles in a row of 5 digits, the "Ski Flex Index" (SFI)
http://www.friflyt.no/files/SFI_2008.pdf -
03-19-2007, 02:23 AM
Thread: ski geometry and weight
by endre- Replies
- 12
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- 5,483
yes, it's the same. I'm working on next year's...
yes, it's the same. I'm working on next year's skis now.
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03-18-2007, 06:07 AM
Thread: The Official Ski Weight Thread
by endre- Replies
- 279
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- 581,237
the camber is one ski towards a flat surface....
the camber is one ski towards a flat surface.
the area of the ski is the rectangle-the two circle segments+the area of the tips. i use different formulas for the tips, according to shape. as you can... -
03-17-2007, 12:08 PM
Thread: the perfect high speed straightliner
by endre- Replies
- 31
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- 3,213
fischer 207: (duke)...
fischer 207: (duke)
http://www.freeride.se/img/content/normal/1840.jpg -
03-17-2007, 10:32 AM
Thread: the perfect high speed straightliner
by endre- Replies
- 31
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- 3,213
I think the Fischer 207 would do it:...
I think the Fischer 207 would do it:
http://www.youtube.com/watch?v=1mwBaXYf5-o -
03-17-2007, 10:22 AM
Thread: ski geometry and weight
by endre- Replies
- 12
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- 5,483
ski geometry and weight
I've been thinking of posting this for a while, now I had some spare time so I printsc'd my excel spreadsheets of ski geometry.
-to get the "whole" picture you can check out the flex curves of the... -
03-17-2007, 08:25 AM
Thread: The Official Ski Weight Thread
by endre- Replies
- 279
- Views
- 581,237
I've been thinking of posting this for a while,...
I've been thinking of posting this for a while, now I had some spare time so I printsc'd my excel spreadsheets of ski geometry.
All numbers are measurements of one ski.
I'll explain the norwegian... -
01-25-2007, 02:09 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
Yes I live in Oslo right now. Won't be forever...
Yes I live in Oslo right now. Won't be forever though, going to find some little pow paradise far away from this city one day.
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01-24-2007, 05:26 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
Shure! I just have to find some to test. I'll see...
Shure! I just have to find some to test. I'll see what I can find, probably won't be this month though.
(thanks for the support by the way, I am tired of arguing with that guy) -
01-23-2007, 04:28 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
It was over three issues (from october til...
It was over three issues (from october til december), the ones depictured in the beginning of this thread. You can buy old ones online here:...
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01-23-2007, 03:16 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
Maby next year, focus. This winter I've got todos...
Maby next year, focus. This winter I've got todos waay over my head. :(
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01-23-2007, 11:56 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
Total wheights are published in Fri Flyt every...
Total wheights are published in Fri Flyt every autumn, there is no plan so far to publish these numbers, but maby in the future?.
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01-23-2007, 11:40 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
Here are the gr/cm² values for some Salomon skis:...
Here are the gr/cm² values for some Salomon skis:
(capski average:1,039 sandwich average: 1,095)
XW sandstorm: 1,078
Gun: 1,14
Foil: 1,103
SPK: 1,111
Equipe GS race:1,152
Siam no10: 1,029 -
01-23-2007, 11:24 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
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- 14,632
Shure skibomb, we measure weight on all the skis....
Shure skibomb, we measure weight on all the skis. The weight is an important factor. We also calculate the total base area in cm², and from that we calculate gr/cm².
Light skis can be under... -
01-19-2007, 01:44 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
That's right comish, good point! A longer ski...
That's right comish, good point! A longer ski needs to be equally stiffer to get the same amount of power to the tips. ,We don't have time to measure all lengths, and don't make a conversion table,...
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01-17-2007, 02:42 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
Intuitivity has everything to do with it! If you...
Intuitivity has everything to do with it! If you can't understand what you see, what's the point?
We measure 15-20 points on each ski, that makes very smooth curves. The tracing we do afterwards... -
01-17-2007, 01:25 PM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
The way you suggest is very easy to do, and it...
The way you suggest is very easy to do, and it has been done before, but the method has some important problems, I'll try to explain some of them:
If you f.ex take a picture of the ski from the... -
01-17-2007, 07:20 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
PDF with curves
I have made a PDF with flexcurves of 85 of this year's (2006/07) skis. I have more, but it is a huge job to put all in, so I just took the most interesting ones (not carving skis etc).
I have put... -
01-17-2007, 01:38 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
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- 14,632
That's right routter, sorry about that. ...
That's right routter, sorry about that.
There is a big PDF comming up, with curves of more than 100 2007 skis, all in different layers so people can turn them on/off as they like. The file is... -
01-12-2007, 06:25 AM
Thread: Ski comparison graphs.
by endre- Replies
- 78
- Views
- 14,632
congratulations, you found the solution!
A very interesting thread to read, atleast for me. I did not know of this discussion until right now, thank's for letting me know Tony
Lots of nice input, and it is very nice to see that people...
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