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Dominator Aero 5,20 m
Gun Sails Specification
Length: 520 cm, IMCS: 33, Weight: 1950 g
Specification as found by Wind Magazine test
Length: 520 cm, IMCS: 33, Weight: 1798 g, Mach: 107 !
Explanation of the "MACH"
figure: (Mast Absorption Characteristic)
- "Mach" is
the short term for "Mast Absorption Characteristic". It is the measurement
for the flexibility of the mast. The higher this flexibility number is, the
better the forces and impulses are dispersed onto the sail.
This means, a mast with a "Mach"
below 40 is very soft and therefore does not respond very well on given
impulses. A mast with a "Mach" of 70 and beyond on the other hand is a veritable
power plant.
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- The mast is fixed at its base and
for 1 metre on a
platform, so tight, not even a ton of weight could move it for even a
millimetre out of its position. The upper end of the mast is then lifted
by a hydraulic crane. At maximum forces the mast is released abruptly and
springs back into position.
During this procedure, the flexibility is measured by high-tech sensors
and converted into the "Mach"
by a coefficient.
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"Wind Magazine" found the following
results;
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Final
Placing |
Mast and Model |
MACH
Number |
UK 2003
Prices |
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1st Place |
Gun Dominator Aero 5.20 |
107.0 |
£322 |
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2nd Place |
Nautix Pro Evolution 5.20 |
78.0 |
£425 |
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3rd Place |
Fiberspar AR Reflex 6000 QT 4.90 |
73.4 |
£419 |
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4th Place |
Neil Pryde X9 5.30 |
70.3 |
£529 |
"The GUN Dominator Aero has blasted the
scale with a new "Mach" record of 107 !!!, this figure has never
been reached by any mast before! Further more the mast is extremely
light, so everyone should test this mast on the water, for real ! " |

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