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Mermaid Amphibian

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The all-new Mermaid is the first amphibian to be designed especially to
comply with the FAA’s new Light Sport Aircraft rules. It is also the
first new certified single-engine amphibian to reach production in
decades. The design parameters were challenging: make a certifiable,
roomy amphibian that will fit the LSA rules (2-place, S-LSA MTOM,
low stall speed), and that will be affordable, reliable, and fun to fly;
then give it the speed and range to be practical as a transportation
device, and dual controls, for training and peace of mind. The Mermaid
does it all, and more.
Of conventional all-metal design, the Mermaid is built by European
craftsmen, with US-sourced materials. Its five watertight compartments
are built with EDO-style pump-outs. The Jabiru 3300 (Rotax 912ULS or 914
also feasible) puts out 120 reliable horsepower while burning well under
6 gph. The useful load is over 500 pounds, and the large baggage
area is located nearly on the CG, to make its capacity truly usable. The
wide cockpit is comfortable; and it affords a large panel area.
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Mermaid Status
Two of US experimental builders have completed and are flying their
Mermaids. Both of these builders have put a lot of work into their
projects along with a lot of patience dealing with the factory. The
patience and hard work paid off – both airplanes look great and have
successfully flown. I especially like the tail art on Dan's aircraft.
 
Before everyone asks, quick build kits are NOT available at this time.
Additionally finished aircraft are not being produced by the factory
until some further time in the future as I already informed you. I know
this is disappointing to all of us, but we have no control over the
management at the factory. At this point we're not even going to make an
estimate of when Mermaids will be in full production and any estimates
that we receive from the factory are unreliable. We will continue to
pursue any and all avenues possible to get the Mermaid in production.
 
CZAW's American partner and co-developers continue to deliver a few
Mermaids which we have in final stages of completion in Florida.
Hopefully you'll see a few of these flying around in the US in the
summer 2008.
Couple of photos included here are the finished customer built kits.
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Mermaid Amphibian Facts
Versatility is the hallmark of true amphibians: even the
energy-absorbing seats are quick-removable, so the Mermaid can double as
a dockside bed, making those remote camping trips all the more
enjoyable.
The hydraulic-damped tricycle gear retracts, and the pilot has visual
confirmation of gear position, as well as the usual indicator lights;
and the stable, quick-planing hull allows water takeoffs, at gross, in
just 750 feet.
The fast (for a Sport Pilot-class aircraft) yet docile air manners
are made possible by a streamlined fuselage and modern-design airfoil
that provides very high lift and low drag, throughout the Mermaid’s
speed range. This wing, coupled to fowler flaps, permits landings on
land or water in just 500 feet.
CZAW president Chip Erwin noted, “The Mermaid makes it possible to
cruise high above more than four hundred miles of land and water, at an
easy 100 knots, in great comfort – and still carry the things you need
for the trip. Until now, the only options were floatplanes, landplanes,
or expensive, old-technology amphibians. Today, you can have a true
amphibian, with its great comfort and capabilities – it’s fast enough,
and has enough range, that it competes well with other LSA landplanes –
and it simply leaves floatplanes in its wake.”
At roughly the price of a luxury sedan, the Mermaid offers what that
car simply cannot: Point-to-point navigation, no-speeding-ticket
cruising, with an incomparable view… and of course, the ability to
float.
CZAW designed the Mermaid after its experience in building over 600
all-metal aircraft and hundreds of aluminum floats. In fact, the
company’s airplanes and floats have taken home the Schneider Cup three
times: CZAW is recognized throughout Europe as a premier design,
engineering, and manufacturing center for seaplane technology.
Everything about the Mermaid indicates long and reliable service:
full zinc chromate coating, AN and MS-series fasteners, US-sourced
aircraft aluminum and tubing; and its solid, conventional design
promises not only outstanding longevity – it is repairable anywhere,
without relying on “special” production and inspection techniques.
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Specification
Mermaid Amphibian
Ready-to-fly
49% and Quick Built
Experimental Aircraft Kit |
Rotax 912ULS
(100 PS) |
Jabiru 3300
(120 PS @ 3300 min-1) |
| WING SPAN |
33.3 ft |
10.15 m |
33.3 ft |
10.15 m |
| LENGTH |
25 ft |
7.62 m |
25 ft |
7.62 m |
| WING AREA |
134.5 ft2 |
12.5 m2 |
134.5 ft2 |
12.5 m2 |
| EMPTY WEIGHT |
925 lbs |
420 kg |
925 lbs |
420 kg |
| FUEL |
195 lbs |
91 kg |
195 lbs |
91 kg |
| USEFUL LOAD @ MAX STD FUEL1 |
310 lbs |
139 kg |
310 lbs |
139 kg |
| MAX. GROSS WEIGHT |
1430 lbs |
650 kg |
1430 lbs |
650 kg |
| WING LOADING |
10.65 lbs/ft2 |
45.6 kg/m2 |
10.65 lbs/ft2 |
45.6 kg/m2 |
| POWER LOADING |
14.30 lbs/PS |
6.5 kg/PS |
14.30 lbs/PS |
6.5 kg/PS |
| CABIN WIDTH |
44 inches |
112 cm |
44 inches |
112 cm |
| FUEL CAPACITY (wing tanks) |
2 x 15 gal
Total 30 gal
195 lbs |
2 x 57 l
Total 114 l
91 kg |
2 x 15 gal
Total 30 gal
195 lbs |
2 x 57 l
Total 114 l
91 kg |
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Pilot, Passenger(s), Baggage/Cargo - typical aircraft with full standard fuel |
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Performance
Mermaid Amphibian
Ready-to-fly
49% and Quick Built
Experimental Aircraft Kit |
Rotax 912ULS
(100 PS) |
Jabiru 3300
(120 PS @ 3300 min-1) |
| CRUISE (75%1) |
110 mph |
177 km/h |
118 mph |
190 km/h |
| Vne |
155 mph |
250 km/h |
155 mph |
250 km/h |
| STALL SPEED - no flaps1 |
36 mph |
57 km/h |
36 mph |
57 km/h |
| STALL SPEED - flaps down1 |
32 mph |
52 km/h |
32 mph |
52 km/h |
| RATE OF CLIMB1 |
800 fpm |
4.0 m/s |
1080 fpm |
4.6 m/s |
| TAKE-OFF ROLL1 |
510 feet |
156 m |
450 feet |
137 m |
| LANDING ROLL1 |
434 feet |
132 m |
434 feet |
132 m |
| TAKE-OFF DISTANCE WATER1 |
feet |
m |
feet |
m |
| LANDING DISTANCE WATER1 |
feet |
m |
feet |
m |
| RANGE1 |
450 miles |
725 km |
620 miles |
1000 km |
| ENDURANCE1 |
4.5 hours |
4.5 hours |
4 hours |
4 hours |
| LOAD FACTOR (G) limit load |
+4 / -2 |
+4 / -2 |
+4 / -2 |
+4 / -2 |
| All figures based on prototype
flight test results. All
figures subject to change without notice. |
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Standard ISA atmosphere, sea level, no reserve |
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Standard Instruments
Airspeed Indicator, Altimeter, Ball, Compass, Vertical Speed
Indicator, Tachometer, Oil Pressure, Oil Temperature, Water Temperature,
Volt Meter, Low Voltage Light, Hobbs, Electric Trim with Indicator, Gear
Position Lights, Aux Power Supply.
Optional Instruments
Radio, Intercom, CD Player, Transponder, GPS, Artificial Horizon,
Turn & Bank, Vertical Card Compass, ANR Headsets, PTT & Trim Control on
the Stick, Fuel Flow Meter.
Standard Equipment
- Rotax 912ULS with HD Starter and Slipper Clutch
- 3-Blade, Ground-Adjustable, Carbon Propeller
- Retractable Gear with Hydraulic Pump
- Retractable water rudder.
- Hydraulic Toe Brakes
- Locking Canopy
- 4-Point Seatbelts
- HPRD (Human-Powered Repositioning Device)
- Wing Tanks, 13 Gallons (50 liter) each
- Andair Fuel Selector
- Back-Up Electric Fuel Pump
- Water Pump
- 2-Tone Paint
- Interior Corrosion Protection
Optional Equipment
- Aileron Trim
- Rotax 914
- Dual Brakes
- BRS parachute option.
- Tow Bar
- Strobe Lights
- Navigation Lights
- Landing Light
- Lighted Panel
- Locking Fuel Caps
- Leather Seats
- Electric-Hydraulic Wheel Retract System
- Folding Wings
The Mermaid Amphibian is currently available in Ready-to-Fly (RTF)
configuration only.
Note: The Mermaid is under eight feet wide with wings removed or
folded; it is designed to fit on a standard-width trailer, or in a
standard container. The wings are easily removed for storage and
shipment. |
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Propeller
Sport Aviation recommends a variable pitch Woodcomp propeller, the best piece for the nose of your
aircraft!
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Technical Layout

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Czech
Aircraft Works Aircraft Family
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