Tuning Guide:

Tuning Guide
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This tuning guide is intended to be a reference to use as a first set up with OneSails. Sailors are very much encouraged to try different settings in order to find that extra speed that we all are looking for.
NOTE: tuning guide optimized for SIDEWINDER masts.


TWS (KN) Shrouds Turnbuckle
Use tension gauge Loos&Co PT1-M (sta-Master) turns respect to base
0-7 18 -1
08-Dec 20 in the scale PT1 0
13-18 22 1
18-22 24 +2.5

Spreaders Rake Mast Butt
LENGTH DEFLECTION Halyard from the top to the edge of the stern DBR1 Persson
(mast to shroud) (tip to tip) (from front of daggerboard box)
420mm 770mm 6,570mm 390mm

Mast Prebend
Measure with Mainsail halyard as a reference. Pay attention that the halyard is attached to the front of the mast in the tack. Maximum pre-bend 35mm