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by Blackrat
Thu Oct 05, 2017 12:05 pm
Forum: Gear Builders
Topic: Big wings
Replies: 20
Views: 5538

Re: Big wings

1600cm2 is 250 sq inches ! wow thats huge man ! i think its just gonna be too much drag

on such large wings i think its important to go with high aspect or your wing is too thick causing alot of drag
by Blackrat
Sat Sep 30, 2017 8:19 pm
Forum: Kitesurfing
Topic: Manera Exo failure
Replies: 14
Views: 3025

Re: Manera Exo failure

The welds didn't fail, but rather the heat generated from the welds will cause the stainless to harden

It's stainless steel , it's doesn't fatigue well at all ....
by Blackrat
Fri Sep 29, 2017 6:42 pm
Forum: Hydrofoil
Topic: G10 fuselage
Replies: 8
Views: 1345

Re: G10 fuselage

As Gunnar says , wrapping with biax carbon will give the piece tortional strength , essential for a nice stiff fuselage
by Blackrat
Wed Sep 27, 2017 7:22 am
Forum: Hydrofoil
Topic: Importance of wing AR?
Replies: 23
Views: 3223

Re: Importance of wing AR?

High lift does not make a wing easier or less easier to ride It's more about stability , speed and stall A slow stable foil is much easier to learn to ride than a fast one What makes a foil stable Flat wings , longer and thicker chord slows it down and doesn't stall easily What makes a foil fast Thi...
by Blackrat
Mon Sep 25, 2017 8:16 am
Forum: Hydrofoil
Topic: Short masts
Replies: 19
Views: 3463

Re: Short masts

Also centimeters are for preschoolers and civil engineering - you're not riding a brick nor a drywall. As a mechanical engineer I was taught to measure in millimeters. Who cares though... But two words: Robertson screwdriver Mwahahahaha ... I'd love to know who came up with cm and boink him on the ...
by Blackrat
Sun Sep 24, 2017 10:37 pm
Forum: Kitesurfing
Topic: Cabrinha fx 2018 - trimming setting on wingtip
Replies: 33
Views: 4372

Re: Cabrinha fx 2018 - trimming setting on wingtip

Try figure this one out
by Blackrat
Sun Sep 17, 2017 9:16 am
Forum: Hydrofoil
Topic: Mazella Holds Nerve to Clinch Victory in Tense Final Races
Replies: 12
Views: 2174

Re: Mazella Holds Nerve to Clinch Victory in Tense Final Races

Banga will be releasing a new foil next year
Are there a minimum amount that have to be produced to be registered ?
by Blackrat
Tue Sep 12, 2017 4:11 pm
Forum: Gear Builders
Topic: First foilboard
Replies: 81
Views: 17248

Re: First foilboard

Love your builds man ! Why two layers veneer ? And 4oz fabric glass is just adding weight , it won't get to be loaded as the carbon will load up before the glass Surely 1 layer 200g on the bias is enough ? That's what I do with a 100mm wide 300gsm carbon uni running down the length Never had a board...
by Blackrat
Mon Sep 11, 2017 9:08 pm
Forum: Hydrofoil
Topic: anyone used a best kahoona for foiling ?
Replies: 4
Views: 882

anyone used a best kahoona for foiling ?

hey guys

i need a smaller kite and found this .. anyone tried it for foiling ? i ride my 9RRD the most, but sometimes a bit over powered

thoughts experiances ? ... ahoona-v5/

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